Home / 252,170,017.20-378,255,025.80-88,592,477.40

Finding the Fourth Proportional to 252,170,017.20, 378,255,025.80 and 88,592,477.40

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Solution

The fourth proportional to 252,170,017.20, 378,255,025.80 and 88,592,477.40 is: 132,888,716.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,170,017.20 : 378,255,025.80 = 88,592,477.40 : x
  2. Step 2: Convert to fraction form
    252,170,017.20/378,255,025.80 = 88,592,477.40/x
  3. Step 3: Cross multiply
    252,170,017.20x = 378,255,025.80 × 88,592,477.40
  4. Step 4: Simplify right side
    252,170,017.20x = 33,510,549,824,622,920
  5. Step 5: Solve for x
    x = 33,510,549,824,622,920/252,170,017.20
  6. Step 6: Final answer
    x = 132,888,716.10

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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.