Home / 3,569,205,657.15-5,353,808,485.73-2,880,458,121.15

Finding the Fourth Proportional to 3,569,205,657.15, 5,353,808,485.73 and 2,880,458,121.15

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Solution

The fourth proportional to 3,569,205,657.15, 5,353,808,485.73 and 2,880,458,121.15 is: 4,320,687,181.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,569,205,657.15 : 5,353,808,485.73 = 2,880,458,121.15 : x
  2. Step 2: Convert to fraction form
    3,569,205,657.15/5,353,808,485.73 = 2,880,458,121.15/x
  3. Step 3: Cross multiply
    3,569,205,657.15x = 5,353,808,485.73 × 2,880,458,121.15
  4. Step 4: Simplify right side
    3,569,205,657.15x = 15,421,421,131,788,361,728
  5. Step 5: Solve for x
    x = 15,421,421,131,788,361,728/3,569,205,657.15
  6. Step 6: Final answer
    x = 4,320,687,181.73

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Half scale
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Double scale
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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.