Home / 78,730,159.26-118,147,914.27-32,672,026.74

Finding the Fourth Proportional to 78,730,159.26, 118,147,914.27 and 32,672,026.74

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Solution

The fourth proportional to 78,730,159.26, 118,147,914.27 and 32,672,026.74 is: 49,029,899.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,730,159.26 : 118,147,914.27 = 32,672,026.74 : x
  2. Step 2: Convert to fraction form
    78,730,159.26/118,147,914.27 = 32,672,026.74/x
  3. Step 3: Cross multiply
    78,730,159.26x = 118,147,914.27 × 32,672,026.74
  4. Step 4: Simplify right side
    78,730,159.26x = 3,860,131,814,304,667
  5. Step 5: Solve for x
    x = 3,860,131,814,304,667/78,730,159.26
  6. Step 6: Final answer
    x = 49,029,899.73

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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.