Home / 5,113,152,401.20-7,669,728,601.80-3,480,565,649.20

Finding the Fourth Proportional to 5,113,152,401.20, 7,669,728,601.80 and 3,480,565,649.20

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Solution

The fourth proportional to 5,113,152,401.20, 7,669,728,601.80 and 3,480,565,649.20 is: 5,220,848,473.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,113,152,401.20 : 7,669,728,601.80 = 3,480,565,649.20 : x
  2. Step 2: Convert to fraction form
    5,113,152,401.20/7,669,728,601.80 = 3,480,565,649.20/x
  3. Step 3: Cross multiply
    5,113,152,401.20x = 7,669,728,601.80 × 3,480,565,649.20
  4. Step 4: Simplify right side
    5,113,152,401.20x = 26,694,993,910,111,825,920
  5. Step 5: Solve for x
    x = 26,694,993,910,111,825,920/5,113,152,401.20
  6. Step 6: Final answer
    x = 5,220,848,473.80

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Half scale
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Double scale
Find fourth proportional to 5,113,152,402.20, 7,669,728,603.30 and 3,480,565,650.20
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.