Home / 106,540,908.30-159,811,362.45-49,145,280.30

Finding the Fourth Proportional to 106,540,908.30, 159,811,362.45 and 49,145,280.30

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Solution

The fourth proportional to 106,540,908.30, 159,811,362.45 and 49,145,280.30 is: 73,717,920.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,540,908.30 : 159,811,362.45 = 49,145,280.30 : x
  2. Step 2: Convert to fraction form
    106,540,908.30/159,811,362.45 = 49,145,280.30/x
  3. Step 3: Cross multiply
    106,540,908.30x = 159,811,362.45 × 49,145,280.30
  4. Step 4: Simplify right side
    106,540,908.30x = 7,853,974,202,730,144
  5. Step 5: Solve for x
    x = 7,853,974,202,730,144/106,540,908.30
  6. Step 6: Final answer
    x = 73,717,920.45

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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.