Home / 132,868,202.10-199,153,003.95-68,146,998.90

Finding the Fourth Proportional to 132,868,202.10, 199,153,003.95 and 68,146,998.90

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Solution

The fourth proportional to 132,868,202.10, 199,153,003.95 and 68,146,998.90 is: 102,143,924.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,868,202.10 : 199,153,003.95 = 68,146,998.90 : x
  2. Step 2: Convert to fraction form
    132,868,202.10/199,153,003.95 = 68,146,998.90/x
  3. Step 3: Cross multiply
    132,868,202.10x = 199,153,003.95 × 68,146,998.90
  4. Step 4: Simplify right side
    132,868,202.10x = 13,571,679,541,112,346
  5. Step 5: Solve for x
    x = 13,571,679,541,112,346/132,868,202.10
  6. Step 6: Final answer
    x = 102,143,924.03

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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.