Home / 137,120,270.34-205,692,362.94-38,753,010.84

Finding the Fourth Proportional to 137,120,270.34, 205,692,362.94 and 38,753,010.84

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Solution

The fourth proportional to 137,120,270.34, 205,692,362.94 and 38,753,010.84 is: 58,132,895.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,120,270.34 : 205,692,362.94 = 38,753,010.84 : x
  2. Step 2: Convert to fraction form
    137,120,270.34/205,692,362.94 = 38,753,010.84/x
  3. Step 3: Cross multiply
    137,120,270.34x = 205,692,362.94 × 38,753,010.84
  4. Step 4: Simplify right side
    137,120,270.34x = 7,971,198,370,719,035
  5. Step 5: Solve for x
    x = 7,971,198,370,719,035/137,120,270.34
  6. Step 6: Final answer
    x = 58,132,895.68

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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.