Home / 141,246,117.70-211,869,176.55-73,109,695.30

Finding the Fourth Proportional to 141,246,117.70, 211,869,176.55 and 73,109,695.30

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Solution

The fourth proportional to 141,246,117.70, 211,869,176.55 and 73,109,695.30 is: 109,664,542.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,246,117.70 : 211,869,176.55 = 73,109,695.30 : x
  2. Step 2: Convert to fraction form
    141,246,117.70/211,869,176.55 = 73,109,695.30/x
  3. Step 3: Cross multiply
    141,246,117.70x = 211,869,176.55 × 73,109,695.30
  4. Step 4: Simplify right side
    141,246,117.70x = 15,489,690,941,032,406
  5. Step 5: Solve for x
    x = 15,489,690,941,032,406/141,246,117.70
  6. Step 6: Final answer
    x = 109,664,542.95

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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.