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Finding the Fourth Proportional to 577,368,117.70, 866,085,354.15 and 168,487,375.30

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Solution

The fourth proportional to 577,368,117.70, 866,085,354.15 and 168,487,375.30 is: 252,740,744.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    577,368,117.70 : 866,085,354.15 = 168,487,375.30 : x
  2. Step 2: Convert to fraction form
    577,368,117.70/866,085,354.15 = 168,487,375.30/x
  3. Step 3: Cross multiply
    577,368,117.70x = 866,085,354.15 × 168,487,375.30
  4. Step 4: Simplify right side
    577,368,117.70x = 145,924,448,106,504,480
  5. Step 5: Solve for x
    x = 145,924,448,106,504,480/577,368,117.70
  6. Step 6: Final answer
    x = 252,740,744.83

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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.