Home / 83,140,304.12-114,736,035.96-45,465,682.76

Finding the Fourth Proportional to 83,140,304.12, 114,736,035.96 and 45,465,682.76

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Solution

The fourth proportional to 83,140,304.12, 114,736,035.96 and 45,465,682.76 is: 62,743,963.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,140,304.12 : 114,736,035.96 = 45,465,682.76 : x
  2. Step 2: Convert to fraction form
    83,140,304.12/114,736,035.96 = 45,465,682.76/x
  3. Step 3: Cross multiply
    83,140,304.12x = 114,736,035.96 × 45,465,682.76
  4. Step 4: Simplify right side
    83,140,304.12x = 5,216,552,212,373,972
  5. Step 5: Solve for x
    x = 5,216,552,212,373,972/83,140,304.12
  6. Step 6: Final answer
    x = 62,743,963.56

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.