Home / 112,527,739.20-168,685,320.60-66,504,948.60

Finding the Fourth Proportional to 112,527,739.20, 168,685,320.60 and 66,504,948.60

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Solution

The fourth proportional to 112,527,739.20, 168,685,320.60 and 66,504,948.60 is: 99,694,605.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,527,739.20 : 168,685,320.60 = 66,504,948.60 : x
  2. Step 2: Convert to fraction form
    112,527,739.20/168,685,320.60 = 66,504,948.60/x
  3. Step 3: Cross multiply
    112,527,739.20x = 168,685,320.60 × 66,504,948.60
  4. Step 4: Simplify right side
    112,527,739.20x = 11,218,408,576,077,522
  5. Step 5: Solve for x
    x = 11,218,408,576,077,522/112,527,739.20
  6. Step 6: Final answer
    x = 99,694,605.58

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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.