Home / 126,216,810.60-189,059,795.10-104,983,146.60

Finding the Fourth Proportional to 126,216,810.60, 189,059,795.10 and 104,983,146.60

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Solution

The fourth proportional to 126,216,810.60, 189,059,795.10 and 104,983,146.60 is: 157,253,951.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,216,810.60 : 189,059,795.10 = 104,983,146.60 : x
  2. Step 2: Convert to fraction form
    126,216,810.60/189,059,795.10 = 104,983,146.60/x
  3. Step 3: Cross multiply
    126,216,810.60x = 189,059,795.10 × 104,983,146.60
  4. Step 4: Simplify right side
    126,216,810.60x = 19,848,092,185,149,260
  5. Step 5: Solve for x
    x = 19,848,092,185,149,260/126,216,810.60
  6. Step 6: Final answer
    x = 157,253,951.28

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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.