Home / 1,096,101,281.20-1,644,151,921.80-863,648,987.80

Finding the Fourth Proportional to 1,096,101,281.20, 1,644,151,921.80 and 863,648,987.80

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Solution

The fourth proportional to 1,096,101,281.20, 1,644,151,921.80 and 863,648,987.80 is: 1,295,473,481.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,096,101,281.20 : 1,644,151,921.80 = 863,648,987.80 : x
  2. Step 2: Convert to fraction form
    1,096,101,281.20/1,644,151,921.80 = 863,648,987.80/x
  3. Step 3: Cross multiply
    1,096,101,281.20x = 1,644,151,921.80 × 863,648,987.80
  4. Step 4: Simplify right side
    1,096,101,281.20x = 1,419,970,143,051,994,624
  5. Step 5: Solve for x
    x = 1,419,970,143,051,994,624/1,096,101,281.20
  6. Step 6: Final answer
    x = 1,295,473,481.70

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Double scale
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1.5x scale

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.