Home / 107,891,581.40-161,837,372.10-95,420,432.60

Finding the Fourth Proportional to 107,891,581.40, 161,837,372.10 and 95,420,432.60

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Solution

The fourth proportional to 107,891,581.40, 161,837,372.10 and 95,420,432.60 is: 143,130,648.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,891,581.40 : 161,837,372.10 = 95,420,432.60 : x
  2. Step 2: Convert to fraction form
    107,891,581.40/161,837,372.10 = 95,420,432.60/x
  3. Step 3: Cross multiply
    107,891,581.40x = 161,837,372.10 × 95,420,432.60
  4. Step 4: Simplify right side
    107,891,581.40x = 15,442,592,056,629,168
  5. Step 5: Solve for x
    x = 15,442,592,056,629,168/107,891,581.40
  6. Step 6: Final answer
    x = 143,130,648.90

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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.