Home / 68,842,123.90-103,198,265.94-34,265,835.46

Finding the Fourth Proportional to 68,842,123.90, 103,198,265.94 and 34,265,835.46

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Solution

The fourth proportional to 68,842,123.90, 103,198,265.94 and 34,265,835.46 is: 51,366,439.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,842,123.90 : 103,198,265.94 = 34,265,835.46 : x
  2. Step 2: Convert to fraction form
    68,842,123.90/103,198,265.94 = 34,265,835.46/x
  3. Step 3: Cross multiply
    68,842,123.90x = 103,198,265.94 × 34,265,835.46
  4. Step 4: Simplify right side
    68,842,123.90x = 3,536,174,800,714,856.50
  5. Step 5: Solve for x
    x = 3,536,174,800,714,856.50/68,842,123.90
  6. Step 6: Final answer
    x = 51,366,439.62

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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.