Home / 82,603,864.31-123,919,912.63-34,055,178.92

Finding the Fourth Proportional to 82,603,864.31, 123,919,912.63 and 34,055,178.92

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Solution

The fourth proportional to 82,603,864.31, 123,919,912.63 and 34,055,178.92 is: 51,088,588.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,603,864.31 : 123,919,912.63 = 34,055,178.92 : x
  2. Step 2: Convert to fraction form
    82,603,864.31/123,919,912.63 = 34,055,178.92/x
  3. Step 3: Cross multiply
    82,603,864.31x = 123,919,912.63 × 34,055,178.92
  4. Step 4: Simplify right side
    82,603,864.31x = 4,220,114,796,950,136
  5. Step 5: Solve for x
    x = 4,220,114,796,950,136/82,603,864.31
  6. Step 6: Final answer
    x = 51,088,588.07

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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.