Home / 68,717,620.60-103,074,098.10-17,600,140.60

Finding the Fourth Proportional to 68,717,620.60, 103,074,098.10 and 17,600,140.60

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Solution

The fourth proportional to 68,717,620.60, 103,074,098.10 and 17,600,140.60 is: 26,399,613.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,717,620.60 : 103,074,098.10 = 17,600,140.60 : x
  2. Step 2: Convert to fraction form
    68,717,620.60/103,074,098.10 = 17,600,140.60/x
  3. Step 3: Cross multiply
    68,717,620.60x = 103,074,098.10 × 17,600,140.60
  4. Step 4: Simplify right side
    68,717,620.60x = 1,814,118,618,778,193
  5. Step 5: Solve for x
    x = 1,814,118,618,778,193/68,717,620.60
  6. Step 6: Final answer
    x = 26,399,613.42

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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.