Home / 127,111,244.40-175,412,812.14-71,356,650.08

Finding the Fourth Proportional to 127,111,244.40, 175,412,812.14 and 71,356,650.08

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Solution

The fourth proportional to 127,111,244.40, 175,412,812.14 and 71,356,650.08 is: 98,471,781.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,111,244.40 : 175,412,812.14 = 71,356,650.08 : x
  2. Step 2: Convert to fraction form
    127,111,244.40/175,412,812.14 = 71,356,650.08/x
  3. Step 3: Cross multiply
    127,111,244.40x = 175,412,812.14 × 71,356,650.08
  4. Step 4: Simplify right side
    127,111,244.40x = 12,516,870,654,545,692
  5. Step 5: Solve for x
    x = 12,516,870,654,545,692/127,111,244.40
  6. Step 6: Final answer
    x = 98,471,781.26

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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.