Home / 107,964,040.08-148,986,669.64-61,569,226.20

Finding the Fourth Proportional to 107,964,040.08, 148,986,669.64 and 61,569,226.20

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Solution

The fourth proportional to 107,964,040.08, 148,986,669.64 and 61,569,226.20 is: 84,963,418.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,964,040.08 : 148,986,669.64 = 61,569,226.20 : x
  2. Step 2: Convert to fraction form
    107,964,040.08/148,986,669.64 = 61,569,226.20/x
  3. Step 3: Cross multiply
    107,964,040.08x = 148,986,669.64 × 61,569,226.20
  4. Step 4: Simplify right side
    107,964,040.08x = 9,172,993,963,849,832
  5. Step 5: Solve for x
    x = 9,172,993,963,849,832/107,964,040.08
  6. Step 6: Final answer
    x = 84,963,418.90

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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.