Home / 147,279,362-220,920,150-65,376,221.56

Finding the Fourth Proportional to 147,279,362, 220,920,150 and 65,376,221.56

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Solution

The fourth proportional to 147,279,362, 220,920,150 and 65,376,221.56 is: 98,064,823.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,279,362 : 220,920,150 = 65,376,221.56 : x
  2. Step 2: Convert to fraction form
    147,279,362/220,920,150 = 65,376,221.56/x
  3. Step 3: Cross multiply
    147,279,362x = 220,920,150 × 65,376,221.56
  4. Step 4: Simplify right side
    147,279,362x = 14,442,924,673,468,434
  5. Step 5: Solve for x
    x = 14,442,924,673,468,434/147,279,362
  6. Step 6: Final answer
    x = 98,064,823.73

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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.