Home / 476,928,002.40-715,392,003.60-170,230,120.80

Finding the Fourth Proportional to 476,928,002.40, 715,392,003.60 and 170,230,120.80

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Solution

The fourth proportional to 476,928,002.40, 715,392,003.60 and 170,230,120.80 is: 255,345,181.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    476,928,002.40 : 715,392,003.60 = 170,230,120.80 : x
  2. Step 2: Convert to fraction form
    476,928,002.40/715,392,003.60 = 170,230,120.80/x
  3. Step 3: Cross multiply
    476,928,002.40x = 715,392,003.60 × 170,230,120.80
  4. Step 4: Simplify right side
    476,928,002.40x = 121,781,267,192,182,048
  5. Step 5: Solve for x
    x = 121,781,267,192,182,048/476,928,002.40
  6. Step 6: Final answer
    x = 255,345,181.20

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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.