Home / 476,345,002.80-714,517,504.20-472,313,924.40

Finding the Fourth Proportional to 476,345,002.80, 714,517,504.20 and 472,313,924.40

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Solution

The fourth proportional to 476,345,002.80, 714,517,504.20 and 472,313,924.40 is: 708,470,886.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    476,345,002.80 : 714,517,504.20 = 472,313,924.40 : x
  2. Step 2: Convert to fraction form
    476,345,002.80/714,517,504.20 = 472,313,924.40/x
  3. Step 3: Cross multiply
    476,345,002.80x = 714,517,504.20 × 472,313,924.40
  4. Step 4: Simplify right side
    476,345,002.80x = 337,476,566,461,195,456
  5. Step 5: Solve for x
    x = 337,476,566,461,195,456/476,345,002.80
  6. Step 6: Final answer
    x = 708,470,886.60

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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.