Home / 104,301,712.20-156,452,568.30-75,990,160.20

Finding the Fourth Proportional to 104,301,712.20, 156,452,568.30 and 75,990,160.20

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Solution

The fourth proportional to 104,301,712.20, 156,452,568.30 and 75,990,160.20 is: 113,985,240.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,301,712.20 : 156,452,568.30 = 75,990,160.20 : x
  2. Step 2: Convert to fraction form
    104,301,712.20/156,452,568.30 = 75,990,160.20/x
  3. Step 3: Cross multiply
    104,301,712.20x = 156,452,568.30 × 75,990,160.20
  4. Step 4: Simplify right side
    104,301,712.20x = 11,888,855,728,818,444
  5. Step 5: Solve for x
    x = 11,888,855,728,818,444/104,301,712.20
  6. Step 6: Final answer
    x = 113,985,240.30

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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.