Home / 83,341,845.60-124,844,806.80-56,132,066.40

Finding the Fourth Proportional to 83,341,845.60, 124,844,806.80 and 56,132,066.40

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Solution

The fourth proportional to 83,341,845.60, 124,844,806.80 and 56,132,066.40 is: 84,084,974.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,341,845.60 : 124,844,806.80 = 56,132,066.40 : x
  2. Step 2: Convert to fraction form
    83,341,845.60/124,844,806.80 = 56,132,066.40/x
  3. Step 3: Cross multiply
    83,341,845.60x = 124,844,806.80 × 56,132,066.40
  4. Step 4: Simplify right side
    83,341,845.60x = 7,007,796,984,992,771
  5. Step 5: Solve for x
    x = 7,007,796,984,992,771/83,341,845.60
  6. Step 6: Final answer
    x = 84,084,974.78

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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.