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Finding the Fourth Proportional to 577,252,151.96, 865,790,740.22 and 157,106,264.02

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Solution

The fourth proportional to 577,252,151.96, 865,790,740.22 and 157,106,264.02 is: 235,635,585.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    577,252,151.96 : 865,790,740.22 = 157,106,264.02 : x
  2. Step 2: Convert to fraction form
    577,252,151.96/865,790,740.22 = 157,106,264.02/x
  3. Step 3: Cross multiply
    577,252,151.96x = 865,790,740.22 × 157,106,264.02
  4. Step 4: Simplify right side
    577,252,151.96x = 136,021,148,619,074,560
  5. Step 5: Solve for x
    x = 136,021,148,619,074,560/577,252,151.96
  6. Step 6: Final answer
    x = 235,635,585.17

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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.