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Finding the Fourth Proportional to 83,119,359.70, 124,395,604.35 and 83,119,359.70

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Solution

The fourth proportional to 83,119,359.70, 124,395,604.35 and 83,119,359.70 is: 124,395,604.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,119,359.70 : 124,395,604.35 = 83,119,359.70 : x
  2. Step 2: Convert to fraction form
    83,119,359.70/124,395,604.35 = 83,119,359.70/x
  3. Step 3: Cross multiply
    83,119,359.70x = 124,395,604.35 × 83,119,359.70
  4. Step 4: Simplify right side
    83,119,359.70x = 10,339,682,983,066,534
  5. Step 5: Solve for x
    x = 10,339,682,983,066,534/83,119,359.70
  6. Step 6: Final answer
    x = 124,395,604.35

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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.