Home / 106,392,438.78-159,617,089.17-38,235,721.02

Finding the Fourth Proportional to 106,392,438.78, 159,617,089.17 and 38,235,721.02

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Solution

The fourth proportional to 106,392,438.78, 159,617,089.17 and 38,235,721.02 is: 57,363,799.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,392,438.78 : 159,617,089.17 = 38,235,721.02 : x
  2. Step 2: Convert to fraction form
    106,392,438.78/159,617,089.17 = 38,235,721.02/x
  3. Step 3: Cross multiply
    106,392,438.78x = 159,617,089.17 × 38,235,721.02
  4. Step 4: Simplify right side
    106,392,438.78x = 6,103,074,491,528,583
  5. Step 5: Solve for x
    x = 6,103,074,491,528,583/106,392,438.78
  6. Step 6: Final answer
    x = 57,363,799.17

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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.