Home / 395,448,001.70-593,172,002.55-266,117,569.70

Finding the Fourth Proportional to 395,448,001.70, 593,172,002.55 and 266,117,569.70

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Solution

The fourth proportional to 395,448,001.70, 593,172,002.55 and 266,117,569.70 is: 399,176,354.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    395,448,001.70 : 593,172,002.55 = 266,117,569.70 : x
  2. Step 2: Convert to fraction form
    395,448,001.70/593,172,002.55 = 266,117,569.70/x
  3. Step 3: Cross multiply
    395,448,001.70x = 593,172,002.55 × 266,117,569.70
  4. Step 4: Simplify right side
    395,448,001.70x = 157,853,491,732,688,192
  5. Step 5: Solve for x
    x = 157,853,491,732,688,192/395,448,001.70
  6. Step 6: Final answer
    x = 399,176,354.55

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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.