Home / 119,254,221.60-178,753,784.12-54,460,934.88

Finding the Fourth Proportional to 119,254,221.60, 178,753,784.12 and 54,460,934.88

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Solution

The fourth proportional to 119,254,221.60, 178,753,784.12 and 54,460,934.88 is: 81,633,153.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,254,221.60 : 178,753,784.12 = 54,460,934.88 : x
  2. Step 2: Convert to fraction form
    119,254,221.60/178,753,784.12 = 54,460,934.88/x
  3. Step 3: Cross multiply
    119,254,221.60x = 178,753,784.12 × 54,460,934.88
  4. Step 4: Simplify right side
    119,254,221.60x = 9,735,098,196,512,898
  5. Step 5: Solve for x
    x = 9,735,098,196,512,898/119,254,221.60
  6. Step 6: Final answer
    x = 81,633,153.66

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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.