Home / 149,719,997.40-224,579,996.10-127,801,008.60

Finding the Fourth Proportional to 149,719,997.40, 224,579,996.10 and 127,801,008.60

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Solution

The fourth proportional to 149,719,997.40, 224,579,996.10 and 127,801,008.60 is: 191,701,512.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,719,997.40 : 224,579,996.10 = 127,801,008.60 : x
  2. Step 2: Convert to fraction form
    149,719,997.40/224,579,996.10 = 127,801,008.60/x
  3. Step 3: Cross multiply
    149,719,997.40x = 224,579,996.10 × 127,801,008.60
  4. Step 4: Simplify right side
    149,719,997.40x = 28,701,550,012,964,064
  5. Step 5: Solve for x
    x = 28,701,550,012,964,064/149,719,997.40
  6. Step 6: Final answer
    x = 191,701,512.90

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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.