Home / 476,446,016.80-714,669,025.20-131,452,890.40

Finding the Fourth Proportional to 476,446,016.80, 714,669,025.20 and 131,452,890.40

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Solution

The fourth proportional to 476,446,016.80, 714,669,025.20 and 131,452,890.40 is: 197,179,335.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    476,446,016.80 : 714,669,025.20 = 131,452,890.40 : x
  2. Step 2: Convert to fraction form
    476,446,016.80/714,669,025.20 = 131,452,890.40/x
  3. Step 3: Cross multiply
    476,446,016.80x = 714,669,025.20 × 131,452,890.40
  4. Step 4: Simplify right side
    476,446,016.80x = 93,945,309,041,890,448
  5. Step 5: Solve for x
    x = 93,945,309,041,890,448/476,446,016.80
  6. Step 6: Final answer
    x = 197,179,335.60

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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.