Home / 142,436,250.40-213,654,375.60-132,232,583.20

Finding the Fourth Proportional to 142,436,250.40, 213,654,375.60 and 132,232,583.20

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Solution

The fourth proportional to 142,436,250.40, 213,654,375.60 and 132,232,583.20 is: 198,348,874.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,436,250.40 : 213,654,375.60 = 132,232,583.20 : x
  2. Step 2: Convert to fraction form
    142,436,250.40/213,654,375.60 = 132,232,583.20/x
  3. Step 3: Cross multiply
    142,436,250.40x = 213,654,375.60 × 132,232,583.20
  4. Step 4: Simplify right side
    142,436,250.40x = 28,252,069,997,571,048
  5. Step 5: Solve for x
    x = 28,252,069,997,571,048/142,436,250.40
  6. Step 6: Final answer
    x = 198,348,874.80

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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.