Home / 66,487,951.20-99,731,926.80-44,932,879.20

Finding the Fourth Proportional to 66,487,951.20, 99,731,926.80 and 44,932,879.20

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Solution

The fourth proportional to 66,487,951.20, 99,731,926.80 and 44,932,879.20 is: 67,399,318.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,487,951.20 : 99,731,926.80 = 44,932,879.20 : x
  2. Step 2: Convert to fraction form
    66,487,951.20/99,731,926.80 = 44,932,879.20/x
  3. Step 3: Cross multiply
    66,487,951.20x = 99,731,926.80 × 44,932,879.20
  4. Step 4: Simplify right side
    66,487,951.20x = 4,481,242,619,287,642.50
  5. Step 5: Solve for x
    x = 4,481,242,619,287,642.50/66,487,951.20
  6. Step 6: Final answer
    x = 67,399,318.80

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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.