Home / 835,471,700.13-1,152,982,061.55-500,998,677.96

Finding the Fourth Proportional to 835,471,700.13, 1,152,982,061.55 and 500,998,677.96

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Solution

The fourth proportional to 835,471,700.13, 1,152,982,061.55 and 500,998,677.96 is: 691,396,834.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    835,471,700.13 : 1,152,982,061.55 = 500,998,677.96 : x
  2. Step 2: Convert to fraction form
    835,471,700.13/1,152,982,061.55 = 500,998,677.96/x
  3. Step 3: Cross multiply
    835,471,700.13x = 1,152,982,061.55 × 500,998,677.96
  4. Step 4: Simplify right side
    835,471,700.13x = 577,642,488,548,145,280
  5. Step 5: Solve for x
    x = 577,642,488,548,145,280/835,471,700.13
  6. Step 6: Final answer
    x = 691,396,834.22

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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.