Home / 3,739,385,185-5,160,503,498.34-2,068,605,520.36

Finding the Fourth Proportional to 3,739,385,185, 5,160,503,498.34 and 2,068,605,520.36

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Solution

The fourth proportional to 3,739,385,185, 5,160,503,498.34 and 2,068,605,520.36 is: 2,854,759,672.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,739,385,185 : 5,160,503,498.34 = 2,068,605,520.36 : x
  2. Step 2: Convert to fraction form
    3,739,385,185/5,160,503,498.34 = 2,068,605,520.36/x
  3. Step 3: Cross multiply
    3,739,385,185x = 5,160,503,498.34 × 2,068,605,520.36
  4. Step 4: Simplify right side
    3,739,385,185x = 10,675,046,024,503,216,128
  5. Step 5: Solve for x
    x = 10,675,046,024,503,216,128/3,739,385,185
  6. Step 6: Final answer
    x = 2,854,759,672.08

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Double scale
Find fourth proportional to 3,739,385,186, 5,160,503,499.72 and 2,068,605,521.36
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.