Home / 617,162,171.32-925,748,447.46-157,100,419

Finding the Fourth Proportional to 617,162,171.32, 925,748,447.46 and 157,100,419

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Solution

The fourth proportional to 617,162,171.32, 925,748,447.46 and 157,100,419 is: 235,651,949.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    617,162,171.32 : 925,748,447.46 = 157,100,419 : x
  2. Step 2: Convert to fraction form
    617,162,171.32/925,748,447.46 = 157,100,419/x
  3. Step 3: Cross multiply
    617,162,171.32x = 925,748,447.46 × 157,100,419
  4. Step 4: Simplify right side
    617,162,171.32x = 145,435,468,984,565,504
  5. Step 5: Solve for x
    x = 145,435,468,984,565,504/617,162,171.32
  6. Step 6: Final answer
    x = 235,651,949.75

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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.