Home / 68,028,005.70-101,793,176.55-50,112,101.70

Finding the Fourth Proportional to 68,028,005.70, 101,793,176.55 and 50,112,101.70

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Solution

The fourth proportional to 68,028,005.70, 101,793,176.55 and 50,112,101.70 is: 74,984,853.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,028,005.70 : 101,793,176.55 = 50,112,101.70 : x
  2. Step 2: Convert to fraction form
    68,028,005.70/101,793,176.55 = 50,112,101.70/x
  3. Step 3: Cross multiply
    68,028,005.70x = 101,793,176.55 × 50,112,101.70
  4. Step 4: Simplify right side
    68,028,005.70x = 5,101,070,015,639,655
  5. Step 5: Solve for x
    x = 5,101,070,015,639,655/68,028,005.70
  6. Step 6: Final answer
    x = 74,984,853.12

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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.