Home / 125,516,867.28-188,167,456.32-43,625,104.08

Finding the Fourth Proportional to 125,516,867.28, 188,167,456.32 and 43,625,104.08

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Solution

The fourth proportional to 125,516,867.28, 188,167,456.32 and 43,625,104.08 is: 65,400,173.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,516,867.28 : 188,167,456.32 = 43,625,104.08 : x
  2. Step 2: Convert to fraction form
    125,516,867.28/188,167,456.32 = 43,625,104.08/x
  3. Step 3: Cross multiply
    125,516,867.28x = 188,167,456.32 × 43,625,104.08
  4. Step 4: Simplify right side
    125,516,867.28x = 8,208,824,866,428,853
  5. Step 5: Solve for x
    x = 8,208,824,866,428,853/125,516,867.28
  6. Step 6: Final answer
    x = 65,400,173.25

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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.