Home / 917,732,118.24-1,266,470,505.41-500,044,403.52

Finding the Fourth Proportional to 917,732,118.24, 1,266,470,505.41 and 500,044,403.52

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Solution

The fourth proportional to 917,732,118.24, 1,266,470,505.41 and 500,044,403.52 is: 690,061,376.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    917,732,118.24 : 1,266,470,505.41 = 500,044,403.52 : x
  2. Step 2: Convert to fraction form
    917,732,118.24/1,266,470,505.41 = 500,044,403.52/x
  3. Step 3: Cross multiply
    917,732,118.24x = 1,266,470,505.41 × 500,044,403.52
  4. Step 4: Simplify right side
    917,732,118.24x = 633,291,488,453,416,448
  5. Step 5: Solve for x
    x = 633,291,488,453,416,448/917,732,118.24
  6. Step 6: Final answer
    x = 690,061,376.15

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.