Home / 321,986,246.80-482,979,370.20-106,575,494.80

Finding the Fourth Proportional to 321,986,246.80, 482,979,370.20 and 106,575,494.80

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Solution

The fourth proportional to 321,986,246.80, 482,979,370.20 and 106,575,494.80 is: 159,863,242.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    321,986,246.80 : 482,979,370.20 = 106,575,494.80 : x
  2. Step 2: Convert to fraction form
    321,986,246.80/482,979,370.20 = 106,575,494.80/x
  3. Step 3: Cross multiply
    321,986,246.80x = 482,979,370.20 × 106,575,494.80
  4. Step 4: Simplify right side
    321,986,246.80x = 51,473,765,357,257,376
  5. Step 5: Solve for x
    x = 51,473,765,357,257,376/321,986,246.80
  6. Step 6: Final answer
    x = 159,863,242.20

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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.