Home / 3,587,239,171.80-5,380,858,757.70-2,668,909,123.80

Finding the Fourth Proportional to 3,587,239,171.80, 5,380,858,757.70 and 2,668,909,123.80

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Solution

The fourth proportional to 3,587,239,171.80, 5,380,858,757.70 and 2,668,909,123.80 is: 4,003,363,685.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,587,239,171.80 : 5,380,858,757.70 = 2,668,909,123.80 : x
  2. Step 2: Convert to fraction form
    3,587,239,171.80/5,380,858,757.70 = 2,668,909,123.80/x
  3. Step 3: Cross multiply
    3,587,239,171.80x = 5,380,858,757.70 × 2,668,909,123.80
  4. Step 4: Simplify right side
    3,587,239,171.80x = 14,361,023,032,304,664,576
  5. Step 5: Solve for x
    x = 14,361,023,032,304,664,576/3,587,239,171.80
  6. Step 6: Final answer
    x = 4,003,363,685.70

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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.