Home / 220,664,255.98-304,516,672.11-127,898,572.23

Finding the Fourth Proportional to 220,664,255.98, 304,516,672.11 and 127,898,572.23

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Solution

The fourth proportional to 220,664,255.98, 304,516,672.11 and 127,898,572.23 is: 176,500,029.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,664,255.98 : 304,516,672.11 = 127,898,572.23 : x
  2. Step 2: Convert to fraction form
    220,664,255.98/304,516,672.11 = 127,898,572.23/x
  3. Step 3: Cross multiply
    220,664,255.98x = 304,516,672.11 × 127,898,572.23
  4. Step 4: Simplify right side
    220,664,255.98x = 38,947,247,583,100,064
  5. Step 5: Solve for x
    x = 38,947,247,583,100,064/220,664,255.98
  6. Step 6: Final answer
    x = 176,500,029.02

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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.