Home / 295,990,965.40-443,986,448.10-291,456,002.20

Finding the Fourth Proportional to 295,990,965.40, 443,986,448.10 and 291,456,002.20

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Solution

The fourth proportional to 295,990,965.40, 443,986,448.10 and 291,456,002.20 is: 437,184,003.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,990,965.40 : 443,986,448.10 = 291,456,002.20 : x
  2. Step 2: Convert to fraction form
    295,990,965.40/443,986,448.10 = 291,456,002.20/x
  3. Step 3: Cross multiply
    295,990,965.40x = 443,986,448.10 × 291,456,002.20
  4. Step 4: Simplify right side
    295,990,965.40x = 129,402,515,194,203,792
  5. Step 5: Solve for x
    x = 129,402,515,194,203,792/295,990,965.40
  6. Step 6: Final answer
    x = 437,184,003.30

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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.