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Finding the Fourth Proportional to 296,706,061.80, 445,059,092.70 and 151,587,239.40

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Solution

The fourth proportional to 296,706,061.80, 445,059,092.70 and 151,587,239.40 is: 227,380,859.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,706,061.80 : 445,059,092.70 = 151,587,239.40 : x
  2. Step 2: Convert to fraction form
    296,706,061.80/445,059,092.70 = 151,587,239.40/x
  3. Step 3: Cross multiply
    296,706,061.80x = 445,059,092.70 × 151,587,239.40
  4. Step 4: Simplify right side
    296,706,061.80x = 67,465,279,232,261,696
  5. Step 5: Solve for x
    x = 67,465,279,232,261,696/296,706,061.80
  6. Step 6: Final answer
    x = 227,380,859.10

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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.