Home / 48,503,670.30-72,755,505.45-45,633,888.90

Finding the Fourth Proportional to 48,503,670.30, 72,755,505.45 and 45,633,888.90

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Solution

The fourth proportional to 48,503,670.30, 72,755,505.45 and 45,633,888.90 is: 68,450,833.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,503,670.30 : 72,755,505.45 = 45,633,888.90 : x
  2. Step 2: Convert to fraction form
    48,503,670.30/72,755,505.45 = 45,633,888.90/x
  3. Step 3: Cross multiply
    48,503,670.30x = 72,755,505.45 × 45,633,888.90
  4. Step 4: Simplify right side
    48,503,670.30x = 3,320,116,652,568,644.50
  5. Step 5: Solve for x
    x = 3,320,116,652,568,644.50/48,503,670.30
  6. Step 6: Final answer
    x = 68,450,833.35

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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.