Home / 121,354,165.35-182,160,786.60-52,301,046.83

Finding the Fourth Proportional to 121,354,165.35, 182,160,786.60 and 52,301,046.83

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Solution

The fourth proportional to 121,354,165.35, 182,160,786.60 and 52,301,046.83 is: 78,507,398.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,354,165.35 : 182,160,786.60 = 52,301,046.83 : x
  2. Step 2: Convert to fraction form
    121,354,165.35/182,160,786.60 = 52,301,046.83/x
  3. Step 3: Cross multiply
    121,354,165.35x = 182,160,786.60 × 52,301,046.83
  4. Step 4: Simplify right side
    121,354,165.35x = 9,527,199,829,645,432
  5. Step 5: Solve for x
    x = 9,527,199,829,645,432/121,354,165.35
  6. Step 6: Final answer
    x = 78,507,398.59

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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.