Home / 148,608,136.60-222,912,204.90-142,655,997.40

Finding the Fourth Proportional to 148,608,136.60, 222,912,204.90 and 142,655,997.40

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Solution

The fourth proportional to 148,608,136.60, 222,912,204.90 and 142,655,997.40 is: 213,983,996.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,608,136.60 : 222,912,204.90 = 142,655,997.40 : x
  2. Step 2: Convert to fraction form
    148,608,136.60/222,912,204.90 = 142,655,997.40/x
  3. Step 3: Cross multiply
    148,608,136.60x = 222,912,204.90 × 142,655,997.40
  4. Step 4: Simplify right side
    148,608,136.60x = 31,799,762,922,642,668
  5. Step 5: Solve for x
    x = 31,799,762,922,642,668/148,608,136.60
  6. Step 6: Final answer
    x = 213,983,996.10

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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.