Home / 124,836,968.80-187,329,429.38-69,551,078.55

Finding the Fourth Proportional to 124,836,968.80, 187,329,429.38 and 69,551,078.55

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Solution

The fourth proportional to 124,836,968.80, 187,329,429.38 and 69,551,078.55 is: 104,367,832.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,836,968.80 : 187,329,429.38 = 69,551,078.55 : x
  2. Step 2: Convert to fraction form
    124,836,968.80/187,329,429.38 = 69,551,078.55/x
  3. Step 3: Cross multiply
    124,836,968.80x = 187,329,429.38 × 69,551,078.55
  4. Step 4: Simplify right side
    124,836,968.80x = 13,028,963,857,535,056
  5. Step 5: Solve for x
    x = 13,028,963,857,535,056/124,836,968.80
  6. Step 6: Final answer
    x = 104,367,832.56

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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.