Home / 151,331,129.80-226,996,694.70-99,675,064.60

Finding the Fourth Proportional to 151,331,129.80, 226,996,694.70 and 99,675,064.60

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Solution

The fourth proportional to 151,331,129.80, 226,996,694.70 and 99,675,064.60 is: 149,512,596.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,331,129.80 : 226,996,694.70 = 99,675,064.60 : x
  2. Step 2: Convert to fraction form
    151,331,129.80/226,996,694.70 = 99,675,064.60/x
  3. Step 3: Cross multiply
    151,331,129.80x = 226,996,694.70 × 99,675,064.60
  4. Step 4: Simplify right side
    151,331,129.80x = 22,625,910,208,208,976
  5. Step 5: Solve for x
    x = 22,625,910,208,208,976/151,331,129.80
  6. Step 6: Final answer
    x = 149,512,596.90

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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.