Home / 107,843,482.60-161,765,223.90-80,969,626.60

Finding the Fourth Proportional to 107,843,482.60, 161,765,223.90 and 80,969,626.60

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Solution

The fourth proportional to 107,843,482.60, 161,765,223.90 and 80,969,626.60 is: 121,454,439.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,843,482.60 : 161,765,223.90 = 80,969,626.60 : x
  2. Step 2: Convert to fraction form
    107,843,482.60/161,765,223.90 = 80,969,626.60/x
  3. Step 3: Cross multiply
    107,843,482.60x = 161,765,223.90 × 80,969,626.60
  4. Step 4: Simplify right side
    107,843,482.60x = 13,098,069,776,048,396
  5. Step 5: Solve for x
    x = 13,098,069,776,048,396/107,843,482.60
  6. Step 6: Final answer
    x = 121,454,439.90

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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.