Home / 225,911,748.90-338,867,623.35-157,036,995.30

Finding the Fourth Proportional to 225,911,748.90, 338,867,623.35 and 157,036,995.30

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Solution

The fourth proportional to 225,911,748.90, 338,867,623.35 and 157,036,995.30 is: 235,555,492.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,911,748.90 : 338,867,623.35 = 157,036,995.30 : x
  2. Step 2: Convert to fraction form
    225,911,748.90/338,867,623.35 = 157,036,995.30/x
  3. Step 3: Cross multiply
    225,911,748.90x = 338,867,623.35 × 157,036,995.30
  4. Step 4: Simplify right side
    225,911,748.90x = 53,214,753,375,336,128
  5. Step 5: Solve for x
    x = 53,214,753,375,336,128/225,911,748.90
  6. Step 6: Final answer
    x = 235,555,492.95

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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.