Home / 72,183,950.90-108,275,926.35-43,486,136.90

Finding the Fourth Proportional to 72,183,950.90, 108,275,926.35 and 43,486,136.90

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Solution

The fourth proportional to 72,183,950.90, 108,275,926.35 and 43,486,136.90 is: 65,229,205.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,183,950.90 : 108,275,926.35 = 43,486,136.90 : x
  2. Step 2: Convert to fraction form
    72,183,950.90/108,275,926.35 = 43,486,136.90/x
  3. Step 3: Cross multiply
    72,183,950.90x = 108,275,926.35 × 43,486,136.90
  4. Step 4: Simplify right side
    72,183,950.90x = 4,708,501,756,230,417
  5. Step 5: Solve for x
    x = 4,708,501,756,230,417/72,183,950.90
  6. Step 6: Final answer
    x = 65,229,205.35

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Similar ratio
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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.