Home / 989,198,127,151.96-1,483,882,663,467.80-272,902,074,339.88

Finding the Fourth Proportional to 989,198,127,151.96, 1,483,882,663,467.80 and 272,902,074,339.88

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Solution

The fourth proportional to 989,198,127,151.96, 1,483,882,663,467.80 and 272,902,074,339.88 is: 409,376,691,910.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    989,198,127,151.96 : 1,483,882,663,467.80 = 272,902,074,339.88 : x
  2. Step 2: Convert to fraction form
    989,198,127,151.96/1,483,882,663,467.80 = 272,902,074,339.88/x
  3. Step 3: Cross multiply
    989,198,127,151.96x = 1,483,882,663,467.80 × 272,902,074,339.88
  4. Step 4: Simplify right side
    989,198,127,151.96x = 404,954,656,937,348,698,210,304
  5. Step 5: Solve for x
    x = 404,954,656,937,348,698,210,304/989,198,127,151.96
  6. Step 6: Final answer
    x = 409,376,691,910.32

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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.