Home / 124,435,558.40-186,653,337.60-43,664,691.20

Finding the Fourth Proportional to 124,435,558.40, 186,653,337.60 and 43,664,691.20

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Solution

The fourth proportional to 124,435,558.40, 186,653,337.60 and 43,664,691.20 is: 65,497,036.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,435,558.40 : 186,653,337.60 = 43,664,691.20 : x
  2. Step 2: Convert to fraction form
    124,435,558.40/186,653,337.60 = 43,664,691.20/x
  3. Step 3: Cross multiply
    124,435,558.40x = 186,653,337.60 × 43,664,691.20
  4. Step 4: Simplify right side
    124,435,558.40x = 8,150,160,347,753,349
  5. Step 5: Solve for x
    x = 8,150,160,347,753,349/124,435,558.40
  6. Step 6: Final answer
    x = 65,497,036.80

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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.