Home / 83,012,499.10-124,594,310.40-44,183,549.75

Finding the Fourth Proportional to 83,012,499.10, 124,594,310.40 and 44,183,549.75

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Solution

The fourth proportional to 83,012,499.10, 124,594,310.40 and 44,183,549.75 is: 66,315,542.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,012,499.10 : 124,594,310.40 = 44,183,549.75 : x
  2. Step 2: Convert to fraction form
    83,012,499.10/124,594,310.40 = 44,183,549.75/x
  3. Step 3: Cross multiply
    83,012,499.10x = 124,594,310.40 × 44,183,549.75
  4. Step 4: Simplify right side
    83,012,499.10x = 5,505,018,912,125,343
  5. Step 5: Solve for x
    x = 5,505,018,912,125,343/83,012,499.10
  6. Step 6: Final answer
    x = 66,315,542.50

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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.