Home / 126,341,801.90-189,654,420.45-97,714,846.70

Finding the Fourth Proportional to 126,341,801.90, 189,654,420.45 and 97,714,846.70

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Solution

The fourth proportional to 126,341,801.90, 189,654,420.45 and 97,714,846.70 is: 146,681,876.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,341,801.90 : 189,654,420.45 = 97,714,846.70 : x
  2. Step 2: Convert to fraction form
    126,341,801.90/189,654,420.45 = 97,714,846.70/x
  3. Step 3: Cross multiply
    126,341,801.90x = 189,654,420.45 × 97,714,846.70
  4. Step 4: Simplify right side
    126,341,801.90x = 18,532,052,620,249,096
  5. Step 5: Solve for x
    x = 18,532,052,620,249,096/126,341,801.90
  6. Step 6: Final answer
    x = 146,681,876.79

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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.