Home / 229,849,371.80-344,942,019.30-161,824,923.80

Finding the Fourth Proportional to 229,849,371.80, 344,942,019.30 and 161,824,923.80

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Solution

The fourth proportional to 229,849,371.80, 344,942,019.30 and 161,824,923.80 is: 242,855,638.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,849,371.80 : 344,942,019.30 = 161,824,923.80 : x
  2. Step 2: Convert to fraction form
    229,849,371.80/344,942,019.30 = 161,824,923.80/x
  3. Step 3: Cross multiply
    229,849,371.80x = 344,942,019.30 × 161,824,923.80
  4. Step 4: Simplify right side
    229,849,371.80x = 55,820,215,988,640,632
  5. Step 5: Solve for x
    x = 55,820,215,988,640,632/229,849,371.80
  6. Step 6: Final answer
    x = 242,855,638.68

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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.