Home / 151,331,126.80-226,996,690.20-99,675,061.60

Finding the Fourth Proportional to 151,331,126.80, 226,996,690.20 and 99,675,061.60

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Solution

The fourth proportional to 151,331,126.80, 226,996,690.20 and 99,675,061.60 is: 149,512,592.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,331,126.80 : 226,996,690.20 = 99,675,061.60 : x
  2. Step 2: Convert to fraction form
    151,331,126.80/226,996,690.20 = 99,675,061.60/x
  3. Step 3: Cross multiply
    151,331,126.80x = 226,996,690.20 × 99,675,061.60
  4. Step 4: Simplify right side
    151,331,126.80x = 22,625,909,078,681,112
  5. Step 5: Solve for x
    x = 22,625,909,078,681,112/151,331,126.80
  6. Step 6: Final answer
    x = 149,512,592.40

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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.