Home / 77,479,757.06-106,929,617.10-57,866,594.79

Finding the Fourth Proportional to 77,479,757.06, 106,929,617.10 and 57,866,594.79

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Solution

The fourth proportional to 77,479,757.06, 106,929,617.10 and 57,866,594.79 is: 79,861,541.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,479,757.06 : 106,929,617.10 = 57,866,594.79 : x
  2. Step 2: Convert to fraction form
    77,479,757.06/106,929,617.10 = 57,866,594.79/x
  3. Step 3: Cross multiply
    77,479,757.06x = 106,929,617.10 × 57,866,594.79
  4. Step 4: Simplify right side
    77,479,757.06x = 6,187,652,823,775,554
  5. Step 5: Solve for x
    x = 6,187,652,823,775,554/77,479,757.06
  6. Step 6: Final answer
    x = 79,861,541.38

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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.