Home / 252,169,396.20-378,254,094.30-88,591,856.40

Finding the Fourth Proportional to 252,169,396.20, 378,254,094.30 and 88,591,856.40

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Solution

The fourth proportional to 252,169,396.20, 378,254,094.30 and 88,591,856.40 is: 132,887,784.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,169,396.20 : 378,254,094.30 = 88,591,856.40 : x
  2. Step 2: Convert to fraction form
    252,169,396.20/378,254,094.30 = 88,591,856.40/x
  3. Step 3: Cross multiply
    252,169,396.20x = 378,254,094.30 × 88,591,856.40
  4. Step 4: Simplify right side
    252,169,396.20x = 33,510,232,404,937,660
  5. Step 5: Solve for x
    x = 33,510,232,404,937,660/252,169,396.20
  6. Step 6: Final answer
    x = 132,887,784.60

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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.