Home / 252,272,133.20-378,408,199.80-88,694,593.40

Finding the Fourth Proportional to 252,272,133.20, 378,408,199.80 and 88,694,593.40

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Solution

The fourth proportional to 252,272,133.20, 378,408,199.80 and 88,694,593.40 is: 133,041,890.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,272,133.20 : 378,408,199.80 = 88,694,593.40 : x
  2. Step 2: Convert to fraction form
    252,272,133.20/378,408,199.80 = 88,694,593.40/x
  3. Step 3: Cross multiply
    252,272,133.20x = 378,408,199.80 × 88,694,593.40
  4. Step 4: Simplify right side
    252,272,133.20x = 33,562,761,420,486,964
  5. Step 5: Solve for x
    x = 33,562,761,420,486,964/252,272,133.20
  6. Step 6: Final answer
    x = 133,041,890.10

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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.