Home / 103,674,393.20-155,511,589.80-62,992,584.65

Finding the Fourth Proportional to 103,674,393.20, 155,511,589.80 and 62,992,584.65

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Solution

The fourth proportional to 103,674,393.20, 155,511,589.80 and 62,992,584.65 is: 94,488,876.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,674,393.20 : 155,511,589.80 = 62,992,584.65 : x
  2. Step 2: Convert to fraction form
    103,674,393.20/155,511,589.80 = 62,992,584.65/x
  3. Step 3: Cross multiply
    103,674,393.20x = 155,511,589.80 × 62,992,584.65
  4. Step 4: Simplify right side
    103,674,393.20x = 9,796,076,984,532,578
  5. Step 5: Solve for x
    x = 9,796,076,984,532,578/103,674,393.20
  6. Step 6: Final answer
    x = 94,488,876.98

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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.