Home / 143,185,337.94-214,690,108.19-55,644,640.73

Finding the Fourth Proportional to 143,185,337.94, 214,690,108.19 and 55,644,640.73

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Solution

The fourth proportional to 143,185,337.94, 214,690,108.19 and 55,644,640.73 is: 83,432,801.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,185,337.94 : 214,690,108.19 = 55,644,640.73 : x
  2. Step 2: Convert to fraction form
    143,185,337.94/214,690,108.19 = 55,644,640.73/x
  3. Step 3: Cross multiply
    143,185,337.94x = 214,690,108.19 × 55,644,640.73
  4. Step 4: Simplify right side
    143,185,337.94x = 11,946,353,938,127,712
  5. Step 5: Solve for x
    x = 11,946,353,938,127,712/143,185,337.94
  6. Step 6: Final answer
    x = 83,432,801.92

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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.