Home / 143,185,335.18-214,690,104.05-55,644,637.96

Finding the Fourth Proportional to 143,185,335.18, 214,690,104.05 and 55,644,637.96

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Solution

The fourth proportional to 143,185,335.18, 214,690,104.05 and 55,644,637.96 is: 83,432,797.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,185,335.18 : 214,690,104.05 = 55,644,637.96 : x
  2. Step 2: Convert to fraction form
    143,185,335.18/214,690,104.05 = 55,644,637.96/x
  3. Step 3: Cross multiply
    143,185,335.18x = 214,690,104.05 × 55,644,637.96
  4. Step 4: Simplify right side
    143,185,335.18x = 11,946,353,112,244,418
  5. Step 5: Solve for x
    x = 11,946,353,112,244,418/143,185,335.18
  6. Step 6: Final answer
    x = 83,432,797.76

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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.