Home / 109,837,612.86-151,532,755.52-62,769,434.92

Finding the Fourth Proportional to 109,837,612.86, 151,532,755.52 and 62,769,434.92

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Solution

The fourth proportional to 109,837,612.86, 151,532,755.52 and 62,769,434.92 is: 86,597,160.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,837,612.86 : 151,532,755.52 = 62,769,434.92 : x
  2. Step 2: Convert to fraction form
    109,837,612.86/151,532,755.52 = 62,769,434.92/x
  3. Step 3: Cross multiply
    109,837,612.86x = 151,532,755.52 × 62,769,434.92
  4. Step 4: Simplify right side
    109,837,612.86x = 9,511,625,435,860,912
  5. Step 5: Solve for x
    x = 9,511,625,435,860,912/109,837,612.86
  6. Step 6: Final answer
    x = 86,597,160.92

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.