Home / 221,932,371.65-333,030,070.69-123,646,344.53

Finding the Fourth Proportional to 221,932,371.65, 333,030,070.69 and 123,646,344.53

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Solution

The fourth proportional to 221,932,371.65, 333,030,070.69 and 123,646,344.53 is: 185,542,787.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,932,371.65 : 333,030,070.69 = 123,646,344.53 : x
  2. Step 2: Convert to fraction form
    221,932,371.65/333,030,070.69 = 123,646,344.53/x
  3. Step 3: Cross multiply
    221,932,371.65x = 333,030,070.69 × 123,646,344.53
  4. Step 4: Simplify right side
    221,932,371.65x = 41,177,950,857,411,728
  5. Step 5: Solve for x
    x = 41,177,950,857,411,728/221,932,371.65
  6. Step 6: Final answer
    x = 185,542,787.44

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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.