Home / 149,580,427.20-224,370,640.80-98,520,100.80

Finding the Fourth Proportional to 149,580,427.20, 224,370,640.80 and 98,520,100.80

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Solution

The fourth proportional to 149,580,427.20, 224,370,640.80 and 98,520,100.80 is: 147,780,151.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,580,427.20 : 224,370,640.80 = 98,520,100.80 : x
  2. Step 2: Convert to fraction form
    149,580,427.20/224,370,640.80 = 98,520,100.80/x
  3. Step 3: Cross multiply
    149,580,427.20x = 224,370,640.80 × 98,520,100.80
  4. Step 4: Simplify right side
    149,580,427.20x = 22,105,018,148,176,592
  5. Step 5: Solve for x
    x = 22,105,018,148,176,592/149,580,427.20
  6. Step 6: Final answer
    x = 147,780,151.20

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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.