Home / 659,465,418,115.80-989,255,109,001.56-181,934,716,242.12

Finding the Fourth Proportional to 659,465,418,115.80, 989,255,109,001.56 and 181,934,716,242.12

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Solution

The fourth proportional to 659,465,418,115.80, 989,255,109,001.56 and 181,934,716,242.12 is: 272,917,794,630.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    659,465,418,115.80 : 989,255,109,001.56 = 181,934,716,242.12 : x
  2. Step 2: Convert to fraction form
    659,465,418,115.80/989,255,109,001.56 = 181,934,716,242.12/x
  3. Step 3: Cross multiply
    659,465,418,115.80x = 989,255,109,001.56 × 181,934,716,242.12
  4. Step 4: Simplify right side
    659,465,418,115.80x = 179,979,847,547,266,309,029,888
  5. Step 5: Solve for x
    x = 179,979,847,547,266,309,029,888/659,465,418,115.80
  6. Step 6: Final answer
    x = 272,917,794,630.53

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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.