Home / 140,480,799,266.68-193,858,487,030.79-79,511,857,460.90

Finding the Fourth Proportional to 140,480,799,266.68, 193,858,487,030.79 and 79,511,857,460.90

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Solution

The fourth proportional to 140,480,799,266.68, 193,858,487,030.79 and 79,511,857,460.90 is: 109,723,524,274.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,480,799,266.68 : 193,858,487,030.79 = 79,511,857,460.90 : x
  2. Step 2: Convert to fraction form
    140,480,799,266.68/193,858,487,030.79 = 79,511,857,460.90/x
  3. Step 3: Cross multiply
    140,480,799,266.68x = 193,858,487,030.79 × 79,511,857,460.90
  4. Step 4: Simplify right side
    140,480,799,266.68x = 15,414,048,388,376,938,151,936
  5. Step 5: Solve for x
    x = 15,414,048,388,376,938,151,936/140,480,799,266.68
  6. Step 6: Final answer
    x = 109,723,524,274.06

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.