Home / 161,923,135.22-242,884,512.48-52,748,127.62

Finding the Fourth Proportional to 161,923,135.22, 242,884,512.48 and 52,748,127.62

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Solution

The fourth proportional to 161,923,135.22, 242,884,512.48 and 52,748,127.62 is: 79,122,129.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,923,135.22 : 242,884,512.48 = 52,748,127.62 : x
  2. Step 2: Convert to fraction form
    161,923,135.22/242,884,512.48 = 52,748,127.62/x
  3. Step 3: Cross multiply
    161,923,135.22x = 242,884,512.48 × 52,748,127.62
  4. Step 4: Simplify right side
    161,923,135.22x = 12,811,703,261,216,522
  5. Step 5: Solve for x
    x = 12,811,703,261,216,522/161,923,135.22
  6. Step 6: Final answer
    x = 79,122,129.42

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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.