Home / 108,568,830.20-162,837,498.90-31,883,862.20

Finding the Fourth Proportional to 108,568,830.20, 162,837,498.90 and 31,883,862.20

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Solution

The fourth proportional to 108,568,830.20, 162,837,498.90 and 31,883,862.20 is: 47,821,168.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,568,830.20 : 162,837,498.90 = 31,883,862.20 : x
  2. Step 2: Convert to fraction form
    108,568,830.20/162,837,498.90 = 31,883,862.20/x
  3. Step 3: Cross multiply
    108,568,830.20x = 162,837,498.90 × 31,883,862.20
  4. Step 4: Simplify right side
    108,568,830.20x = 5,191,888,375,920,252
  5. Step 5: Solve for x
    x = 5,191,888,375,920,252/108,568,830.20
  6. Step 6: Final answer
    x = 47,821,168.99

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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.