Home / 122,304,021.70-183,456,032.55-112,950,660.10

Finding the Fourth Proportional to 122,304,021.70, 183,456,032.55 and 112,950,660.10

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Solution

The fourth proportional to 122,304,021.70, 183,456,032.55 and 112,950,660.10 is: 169,425,990.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,304,021.70 : 183,456,032.55 = 112,950,660.10 : x
  2. Step 2: Convert to fraction form
    122,304,021.70/183,456,032.55 = 112,950,660.10/x
  3. Step 3: Cross multiply
    122,304,021.70x = 183,456,032.55 × 112,950,660.10
  4. Step 4: Simplify right side
    122,304,021.70x = 20,721,479,975,849,588
  5. Step 5: Solve for x
    x = 20,721,479,975,849,588/122,304,021.70
  6. Step 6: Final answer
    x = 169,425,990.15

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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.