Home / 126,097,524.85-174,010,638.35-73,921,311.78

Finding the Fourth Proportional to 126,097,524.85, 174,010,638.35 and 73,921,311.78

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Solution

The fourth proportional to 126,097,524.85, 174,010,638.35 and 73,921,311.78 is: 102,009,097.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,097,524.85 : 174,010,638.35 = 73,921,311.78 : x
  2. Step 2: Convert to fraction form
    126,097,524.85/174,010,638.35 = 73,921,311.78/x
  3. Step 3: Cross multiply
    126,097,524.85x = 174,010,638.35 × 73,921,311.78
  4. Step 4: Simplify right side
    126,097,524.85x = 12,863,094,650,507,174
  5. Step 5: Solve for x
    x = 12,863,094,650,507,174/126,097,524.85
  6. Step 6: Final answer
    x = 102,009,097.05

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.