Home / 121,431,712.83-182,136,276.07-34,001,143.18

Finding the Fourth Proportional to 121,431,712.83, 182,136,276.07 and 34,001,143.18

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Solution

The fourth proportional to 121,431,712.83, 182,136,276.07 and 34,001,143.18 is: 50,998,552.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,431,712.83 : 182,136,276.07 = 34,001,143.18 : x
  2. Step 2: Convert to fraction form
    121,431,712.83/182,136,276.07 = 34,001,143.18/x
  3. Step 3: Cross multiply
    121,431,712.83x = 182,136,276.07 × 34,001,143.18
  4. Step 4: Simplify right side
    121,431,712.83x = 6,192,841,599,847,390
  5. Step 5: Solve for x
    x = 6,192,841,599,847,390/121,431,712.83
  6. Step 6: Final answer
    x = 50,998,552.65

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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.