Home / 147,279,343-220,920,121.48-65,376,202.56

Finding the Fourth Proportional to 147,279,343, 220,920,121.48 and 65,376,202.56

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Solution

The fourth proportional to 147,279,343, 220,920,121.48 and 65,376,202.56 is: 98,064,795.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,279,343 : 220,920,121.48 = 65,376,202.56 : x
  2. Step 2: Convert to fraction form
    147,279,343/220,920,121.48 = 65,376,202.56/x
  3. Step 3: Cross multiply
    147,279,343x = 220,920,121.48 × 65,376,202.56
  4. Step 4: Simplify right side
    147,279,343x = 14,442,918,611,456,286
  5. Step 5: Solve for x
    x = 14,442,918,611,456,286/147,279,343
  6. Step 6: Final answer
    x = 98,064,795.22

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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.