Home / 231,420,978,902.08-347,176,172,009.51-87,988,854,966.71

Finding the Fourth Proportional to 231,420,978,902.08, 347,176,172,009.51 and 87,988,854,966.71

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Solution

The fourth proportional to 231,420,978,902.08, 347,176,172,009.51 and 87,988,854,966.71 is: 132,000,279,282.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,420,978,902.08 : 347,176,172,009.51 = 87,988,854,966.71 : x
  2. Step 2: Convert to fraction form
    231,420,978,902.08/347,176,172,009.51 = 87,988,854,966.71/x
  3. Step 3: Cross multiply
    231,420,978,902.08x = 347,176,172,009.51 × 87,988,854,966.71
  4. Step 4: Simplify right side
    231,420,978,902.08x = 30,547,633,846,842,342,506,496
  5. Step 5: Solve for x
    x = 30,547,633,846,842,342,506,496/231,420,978,902.08
  6. Step 6: Final answer
    x = 132,000,279,282.23

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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.