Home / 65,664,140.70-98,354,493.45-54,326,732.70

Finding the Fourth Proportional to 65,664,140.70, 98,354,493.45 and 54,326,732.70

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Solution

The fourth proportional to 65,664,140.70, 98,354,493.45 and 54,326,732.70 is: 81,372,850.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,664,140.70 : 98,354,493.45 = 54,326,732.70 : x
  2. Step 2: Convert to fraction form
    65,664,140.70/98,354,493.45 = 54,326,732.70/x
  3. Step 3: Cross multiply
    65,664,140.70x = 98,354,493.45 × 54,326,732.70
  4. Step 4: Simplify right side
    65,664,140.70x = 5,343,278,275,502,051
  5. Step 5: Solve for x
    x = 5,343,278,275,502,051/65,664,140.70
  6. Step 6: Final answer
    x = 81,372,850.06

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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.