Home / 43,612,878.30-65,348,458.65-36,385,280.70

Finding the Fourth Proportional to 43,612,878.30, 65,348,458.65 and 36,385,280.70

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Solution

The fourth proportional to 43,612,878.30, 65,348,458.65 and 36,385,280.70 is: 54,518,805.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,612,878.30 : 65,348,458.65 = 36,385,280.70 : x
  2. Step 2: Convert to fraction form
    43,612,878.30/65,348,458.65 = 36,385,280.70/x
  3. Step 3: Cross multiply
    43,612,878.30x = 65,348,458.65 × 36,385,280.70
  4. Step 4: Simplify right side
    43,612,878.30x = 2,377,722,011,292,593
  5. Step 5: Solve for x
    x = 2,377,722,011,292,593/43,612,878.30
  6. Step 6: Final answer
    x = 54,518,805.09

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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.