Home / 175,418,058.60-263,127,087.90-120,998,500.20

Finding the Fourth Proportional to 175,418,058.60, 263,127,087.90 and 120,998,500.20

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Solution

The fourth proportional to 175,418,058.60, 263,127,087.90 and 120,998,500.20 is: 181,497,750.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,418,058.60 : 263,127,087.90 = 120,998,500.20 : x
  2. Step 2: Convert to fraction form
    175,418,058.60/263,127,087.90 = 120,998,500.20/x
  3. Step 3: Cross multiply
    175,418,058.60x = 263,127,087.90 × 120,998,500.20
  4. Step 4: Simplify right side
    175,418,058.60x = 31,837,982,997,893,568
  5. Step 5: Solve for x
    x = 31,837,982,997,893,568/175,418,058.60
  6. Step 6: Final answer
    x = 181,497,750.30

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1.5x scale

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.