Home / 122,340,083.64-168,829,306.01-66,585,903.81

Finding the Fourth Proportional to 122,340,083.64, 168,829,306.01 and 66,585,903.81

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Solution

The fourth proportional to 122,340,083.64, 168,829,306.01 and 66,585,903.81 is: 91,888,542.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,340,083.64 : 168,829,306.01 = 66,585,903.81 : x
  2. Step 2: Convert to fraction form
    122,340,083.64/168,829,306.01 = 66,585,903.81/x
  3. Step 3: Cross multiply
    122,340,083.64x = 168,829,306.01 × 66,585,903.81
  4. Step 4: Simplify right side
    122,340,083.64x = 11,241,651,930,290,914
  5. Step 5: Solve for x
    x = 11,241,651,930,290,914/122,340,083.64
  6. Step 6: Final answer
    x = 91,888,542.14

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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.