Home / 153,609,815.40-230,414,723.10-101,953,750.20

Finding the Fourth Proportional to 153,609,815.40, 230,414,723.10 and 101,953,750.20

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Solution

The fourth proportional to 153,609,815.40, 230,414,723.10 and 101,953,750.20 is: 152,930,625.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,609,815.40 : 230,414,723.10 = 101,953,750.20 : x
  2. Step 2: Convert to fraction form
    153,609,815.40/230,414,723.10 = 101,953,750.20/x
  3. Step 3: Cross multiply
    153,609,815.40x = 230,414,723.10 × 101,953,750.20
  4. Step 4: Simplify right side
    153,609,815.40x = 23,491,645,121,339,568
  5. Step 5: Solve for x
    x = 23,491,645,121,339,568/153,609,815.40
  6. Step 6: Final answer
    x = 152,930,625.30

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1.5x scale

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.