Home / 5,645,156,302.20-7,791,290,792.10-3,267,605,151.66

Finding the Fourth Proportional to 5,645,156,302.20, 7,791,290,792.10 and 3,267,605,151.66

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Solution

The fourth proportional to 5,645,156,302.20, 7,791,290,792.10 and 3,267,605,151.66 is: 4,509,859,526.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,645,156,302.20 : 7,791,290,792.10 = 3,267,605,151.66 : x
  2. Step 2: Convert to fraction form
    5,645,156,302.20/7,791,290,792.10 = 3,267,605,151.66/x
  3. Step 3: Cross multiply
    5,645,156,302.20x = 7,791,290,792.10 × 3,267,605,151.66
  4. Step 4: Simplify right side
    5,645,156,302.20x = 25,458,861,930,347,081,728
  5. Step 5: Solve for x
    x = 25,458,861,930,347,081,728/5,645,156,302.20
  6. Step 6: Final answer
    x = 4,509,859,526.91

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Double scale
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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.