Home / 318,198,628.30-477,158,807.04-160,534,649.02

Finding the Fourth Proportional to 318,198,628.30, 477,158,807.04 and 160,534,649.02

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Solution

The fourth proportional to 318,198,628.30, 477,158,807.04 and 160,534,649.02 is: 240,731,778.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    318,198,628.30 : 477,158,807.04 = 160,534,649.02 : x
  2. Step 2: Convert to fraction form
    318,198,628.30/477,158,807.04 = 160,534,649.02/x
  3. Step 3: Cross multiply
    318,198,628.30x = 477,158,807.04 × 160,534,649.02
  4. Step 4: Simplify right side
    318,198,628.30x = 76,600,521,614,968,320
  5. Step 5: Solve for x
    x = 76,600,521,614,968,320/318,198,628.30
  6. Step 6: Final answer
    x = 240,731,778.21

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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.