Home / 3,564,169,801.92-4,918,155,416.10-1,978,328,600.28

Finding the Fourth Proportional to 3,564,169,801.92, 4,918,155,416.10 and 1,978,328,600.28

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Solution

The fourth proportional to 3,564,169,801.92, 4,918,155,416.10 and 1,978,328,600.28 is: 2,729,872,049.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,564,169,801.92 : 4,918,155,416.10 = 1,978,328,600.28 : x
  2. Step 2: Convert to fraction form
    3,564,169,801.92/4,918,155,416.10 = 1,978,328,600.28/x
  3. Step 3: Cross multiply
    3,564,169,801.92x = 4,918,155,416.10 × 1,978,328,600.28
  4. Step 4: Simplify right side
    3,564,169,801.92x = 9,729,727,520,292,614,144
  5. Step 5: Solve for x
    x = 9,729,727,520,292,614,144/3,564,169,801.92
  6. Step 6: Final answer
    x = 2,729,872,049.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.