Home / 136,909,746.33-205,227,606.83-67,873,069.30

Finding the Fourth Proportional to 136,909,746.33, 205,227,606.83 and 67,873,069.30

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Solution

The fourth proportional to 136,909,746.33, 205,227,606.83 and 67,873,069.30 is: 101,741,679.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,909,746.33 : 205,227,606.83 = 67,873,069.30 : x
  2. Step 2: Convert to fraction form
    136,909,746.33/205,227,606.83 = 67,873,069.30/x
  3. Step 3: Cross multiply
    136,909,746.33x = 205,227,606.83 × 67,873,069.30
  4. Step 4: Simplify right side
    136,909,746.33x = 13,929,427,581,327,584
  5. Step 5: Solve for x
    x = 13,929,427,581,327,584/136,909,746.33
  6. Step 6: Final answer
    x = 101,741,679.86

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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.