Home / 84,953,443.20-127,461,657.60-33,872,121.60

Finding the Fourth Proportional to 84,953,443.20, 127,461,657.60 and 33,872,121.60

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Solution

The fourth proportional to 84,953,443.20, 127,461,657.60 and 33,872,121.60 is: 50,820,739.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,953,443.20 : 127,461,657.60 = 33,872,121.60 : x
  2. Step 2: Convert to fraction form
    84,953,443.20/127,461,657.60 = 33,872,121.60/x
  3. Step 3: Cross multiply
    84,953,443.20x = 127,461,657.60 × 33,872,121.60
  4. Step 4: Simplify right side
    84,953,443.20x = 4,317,396,765,564,764
  5. Step 5: Solve for x
    x = 4,317,396,765,564,764/84,953,443.20
  6. Step 6: Final answer
    x = 50,820,739.02

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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.