Home / 351,771,265.40-527,656,898.10-261,072,001.40

Finding the Fourth Proportional to 351,771,265.40, 527,656,898.10 and 261,072,001.40

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Solution

The fourth proportional to 351,771,265.40, 527,656,898.10 and 261,072,001.40 is: 391,608,002.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,771,265.40 : 527,656,898.10 = 261,072,001.40 : x
  2. Step 2: Convert to fraction form
    351,771,265.40/527,656,898.10 = 261,072,001.40/x
  3. Step 3: Cross multiply
    351,771,265.40x = 527,656,898.10 × 261,072,001.40
  4. Step 4: Simplify right side
    351,771,265.40x = 137,756,442,439,482,864
  5. Step 5: Solve for x
    x = 137,756,442,439,482,864/351,771,265.40
  6. Step 6: Final answer
    x = 391,608,002.10

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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.