Home / 89,834,836.60-134,798,910.90-41,965,780.60

Finding the Fourth Proportional to 89,834,836.60, 134,798,910.90 and 41,965,780.60

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Solution

The fourth proportional to 89,834,836.60, 134,798,910.90 and 41,965,780.60 is: 62,970,465.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,834,836.60 : 134,798,910.90 = 41,965,780.60 : x
  2. Step 2: Convert to fraction form
    89,834,836.60/134,798,910.90 = 41,965,780.60/x
  3. Step 3: Cross multiply
    89,834,836.60x = 134,798,910.90 × 41,965,780.60
  4. Step 4: Simplify right side
    89,834,836.60x = 5,656,941,519,948,349
  5. Step 5: Solve for x
    x = 5,656,941,519,948,349/89,834,836.60
  6. Step 6: Final answer
    x = 62,970,465.96

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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.