Home / 112,458,296.43-155,191,301.70-62,898,551.82

Finding the Fourth Proportional to 112,458,296.43, 155,191,301.70 and 62,898,551.82

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Solution

The fourth proportional to 112,458,296.43, 155,191,301.70 and 62,898,551.82 is: 86,799,359.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,458,296.43 : 155,191,301.70 = 62,898,551.82 : x
  2. Step 2: Convert to fraction form
    112,458,296.43/155,191,301.70 = 62,898,551.82/x
  3. Step 3: Cross multiply
    112,458,296.43x = 155,191,301.70 × 62,898,551.82
  4. Step 4: Simplify right side
    112,458,296.43x = 9,761,308,131,990,704
  5. Step 5: Solve for x
    x = 9,761,308,131,990,704/112,458,296.43
  6. Step 6: Final answer
    x = 86,799,359.78

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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.