Home / 28,982,995,507.68-43,467,312,902.76-12,418,891,254.24

Finding the Fourth Proportional to 28,982,995,507.68, 43,467,312,902.76 and 12,418,891,254.24

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Solution

The fourth proportional to 28,982,995,507.68, 43,467,312,902.76 and 12,418,891,254.24 is: 18,625,260,177.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,982,995,507.68 : 43,467,312,902.76 = 12,418,891,254.24 : x
  2. Step 2: Convert to fraction form
    28,982,995,507.68/43,467,312,902.76 = 12,418,891,254.24/x
  3. Step 3: Cross multiply
    28,982,995,507.68x = 43,467,312,902.76 × 12,418,891,254.24
  4. Step 4: Simplify right side
    28,982,995,507.68x = 539,815,832,053,399,683,072
  5. Step 5: Solve for x
    x = 539,815,832,053,399,683,072/28,982,995,507.68
  6. Step 6: Final answer
    x = 18,625,260,177.48

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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.