Home / 43,468,158.60-65,202,237.90-28,162,657.80

Finding the Fourth Proportional to 43,468,158.60, 65,202,237.90 and 28,162,657.80

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Solution

The fourth proportional to 43,468,158.60, 65,202,237.90 and 28,162,657.80 is: 42,243,986.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,468,158.60 : 65,202,237.90 = 28,162,657.80 : x
  2. Step 2: Convert to fraction form
    43,468,158.60/65,202,237.90 = 28,162,657.80/x
  3. Step 3: Cross multiply
    43,468,158.60x = 65,202,237.90 × 28,162,657.80
  4. Step 4: Simplify right side
    43,468,158.60x = 1,836,268,313,771,890.75
  5. Step 5: Solve for x
    x = 1,836,268,313,771,890.75/43,468,158.60
  6. Step 6: Final answer
    x = 42,243,986.70

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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.