Home / 83,332,809.60-124,999,214.40-54,965,961.60

Finding the Fourth Proportional to 83,332,809.60, 124,999,214.40 and 54,965,961.60

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Solution

The fourth proportional to 83,332,809.60, 124,999,214.40 and 54,965,961.60 is: 82,448,942.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,332,809.60 : 124,999,214.40 = 54,965,961.60 : x
  2. Step 2: Convert to fraction form
    83,332,809.60/124,999,214.40 = 54,965,961.60/x
  3. Step 3: Cross multiply
    83,332,809.60x = 124,999,214.40 × 54,965,961.60
  4. Step 4: Simplify right side
    83,332,809.60x = 6,870,702,018,740,568
  5. Step 5: Solve for x
    x = 6,870,702,018,740,568/83,332,809.60
  6. Step 6: Final answer
    x = 82,448,942.40

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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.