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Finding the Fourth Proportional to 124,584,332.60, 186,876,498.90 and 124,584,332.60

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Solution

The fourth proportional to 124,584,332.60, 186,876,498.90 and 124,584,332.60 is: 186,876,498.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,584,332.60 : 186,876,498.90 = 124,584,332.60 : x
  2. Step 2: Convert to fraction form
    124,584,332.60/186,876,498.90 = 124,584,332.60/x
  3. Step 3: Cross multiply
    124,584,332.60x = 186,876,498.90 × 124,584,332.60
  4. Step 4: Simplify right side
    124,584,332.60x = 23,281,883,894,081,132
  5. Step 5: Solve for x
    x = 23,281,883,894,081,132/124,584,332.60
  6. Step 6: Final answer
    x = 186,876,498.90

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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.