Home / 96,777,825.80-145,166,738.70-87,819,873.80

Finding the Fourth Proportional to 96,777,825.80, 145,166,738.70 and 87,819,873.80

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Solution

The fourth proportional to 96,777,825.80, 145,166,738.70 and 87,819,873.80 is: 131,729,810.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,777,825.80 : 145,166,738.70 = 87,819,873.80 : x
  2. Step 2: Convert to fraction form
    96,777,825.80/145,166,738.70 = 87,819,873.80/x
  3. Step 3: Cross multiply
    96,777,825.80x = 145,166,738.70 × 87,819,873.80
  4. Step 4: Simplify right side
    96,777,825.80x = 12,748,524,672,591,574
  5. Step 5: Solve for x
    x = 12,748,524,672,591,574/96,777,825.80
  6. Step 6: Final answer
    x = 131,729,810.70

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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.