Home / 157,279,533.80-235,919,300.70-88,404,780.20

Finding the Fourth Proportional to 157,279,533.80, 235,919,300.70 and 88,404,780.20

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Solution

The fourth proportional to 157,279,533.80, 235,919,300.70 and 88,404,780.20 is: 132,607,170.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,279,533.80 : 235,919,300.70 = 88,404,780.20 : x
  2. Step 2: Convert to fraction form
    157,279,533.80/235,919,300.70 = 88,404,780.20/x
  3. Step 3: Cross multiply
    157,279,533.80x = 235,919,300.70 × 88,404,780.20
  4. Step 4: Simplify right side
    157,279,533.80x = 20,856,393,923,321,204
  5. Step 5: Solve for x
    x = 20,856,393,923,321,204/157,279,533.80
  6. Step 6: Final answer
    x = 132,607,170.30

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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.