Home / 220,664,438.22-304,516,922.40-127,898,754.06

Finding the Fourth Proportional to 220,664,438.22, 304,516,922.40 and 127,898,754.06

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Solution

The fourth proportional to 220,664,438.22, 304,516,922.40 and 127,898,754.06 is: 176,500,279.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,664,438.22 : 304,516,922.40 = 127,898,754.06 : x
  2. Step 2: Convert to fraction form
    220,664,438.22/304,516,922.40 = 127,898,754.06/x
  3. Step 3: Cross multiply
    220,664,438.22x = 304,516,922.40 × 127,898,754.06
  4. Step 4: Simplify right side
    220,664,438.22x = 38,947,334,965,145,704
  5. Step 5: Solve for x
    x = 38,947,334,965,145,704/220,664,438.22
  6. Step 6: Final answer
    x = 176,500,279.24

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.