Home / 996,498,281.10-1,494,747,421.65-259,566,761.10

Finding the Fourth Proportional to 996,498,281.10, 1,494,747,421.65 and 259,566,761.10

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Solution

The fourth proportional to 996,498,281.10, 1,494,747,421.65 and 259,566,761.10 is: 389,350,141.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    996,498,281.10 : 1,494,747,421.65 = 259,566,761.10 : x
  2. Step 2: Convert to fraction form
    996,498,281.10/1,494,747,421.65 = 259,566,761.10/x
  3. Step 3: Cross multiply
    996,498,281.10x = 1,494,747,421.65 × 259,566,761.10
  4. Step 4: Simplify right side
    996,498,281.10x = 387,986,746,900,266,560
  5. Step 5: Solve for x
    x = 387,986,746,900,266,560/996,498,281.10
  6. Step 6: Final answer
    x = 389,350,141.65

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Double scale
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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.