Home / 989,198,127,170.70-1,483,882,663,497.80-272,902,074,360.18

Finding the Fourth Proportional to 989,198,127,170.70, 1,483,882,663,497.80 and 272,902,074,360.18

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Solution

The fourth proportional to 989,198,127,170.70, 1,483,882,663,497.80 and 272,902,074,360.18 is: 409,376,691,941.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    989,198,127,170.70 : 1,483,882,663,497.80 = 272,902,074,360.18 : x
  2. Step 2: Convert to fraction form
    989,198,127,170.70/1,483,882,663,497.80 = 272,902,074,360.18/x
  3. Step 3: Cross multiply
    989,198,127,170.70x = 1,483,882,663,497.80 × 272,902,074,360.18
  4. Step 4: Simplify right side
    989,198,127,170.70x = 404,954,656,975,658,598,531,072
  5. Step 5: Solve for x
    x = 404,954,656,975,658,598,531,072/989,198,127,170.70
  6. Step 6: Final answer
    x = 409,376,691,941.29

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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.