Home / 64,501,567.20-96,752,350.80-40,315,096.80

Finding the Fourth Proportional to 64,501,567.20, 96,752,350.80 and 40,315,096.80

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Solution

The fourth proportional to 64,501,567.20, 96,752,350.80 and 40,315,096.80 is: 60,472,645.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,501,567.20 : 96,752,350.80 = 40,315,096.80 : x
  2. Step 2: Convert to fraction form
    64,501,567.20/96,752,350.80 = 40,315,096.80/x
  3. Step 3: Cross multiply
    64,501,567.20x = 96,752,350.80 × 40,315,096.80
  4. Step 4: Simplify right side
    64,501,567.20x = 3,900,580,388,129,557
  5. Step 5: Solve for x
    x = 3,900,580,388,129,557/64,501,567.20
  6. Step 6: Final answer
    x = 60,472,645.20

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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.