Home / 194,019,638.10-291,029,457.15-132,797,634.90

Finding the Fourth Proportional to 194,019,638.10, 291,029,457.15 and 132,797,634.90

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Solution

The fourth proportional to 194,019,638.10, 291,029,457.15 and 132,797,634.90 is: 199,196,452.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,019,638.10 : 291,029,457.15 = 132,797,634.90 : x
  2. Step 2: Convert to fraction form
    194,019,638.10/291,029,457.15 = 132,797,634.90/x
  3. Step 3: Cross multiply
    194,019,638.10x = 291,029,457.15 × 132,797,634.90
  4. Step 4: Simplify right side
    194,019,638.10x = 38,648,023,595,750,896
  5. Step 5: Solve for x
    x = 38,648,023,595,750,896/194,019,638.10
  6. Step 6: Final answer
    x = 199,196,452.35

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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.