Home / 279,802,882,711.90-419,705,547,712.56-88,575,854,081.94

Finding the Fourth Proportional to 279,802,882,711.90, 419,705,547,712.56 and 88,575,854,081.94

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Solution

The fourth proportional to 279,802,882,711.90, 419,705,547,712.56 and 88,575,854,081.94 is: 132,864,168,486.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    279,802,882,711.90 : 419,705,547,712.56 = 88,575,854,081.94 : x
  2. Step 2: Convert to fraction form
    279,802,882,711.90/419,705,547,712.56 = 88,575,854,081.94/x
  3. Step 3: Cross multiply
    279,802,882,711.90x = 419,705,547,712.56 × 88,575,854,081.94
  4. Step 4: Simplify right side
    279,802,882,711.90x = 37,175,777,351,568,419,979,264
  5. Step 5: Solve for x
    x = 37,175,777,351,568,419,979,264/279,802,882,711.90
  6. Step 6: Final answer
    x = 132,864,168,486.24

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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.