Home / 77,170,866.24-106,491,884.34-45,810,255.72

Finding the Fourth Proportional to 77,170,866.24, 106,491,884.34 and 45,810,255.72

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Solution

The fourth proportional to 77,170,866.24, 106,491,884.34 and 45,810,255.72 is: 63,215,831.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,170,866.24 : 106,491,884.34 = 45,810,255.72 : x
  2. Step 2: Convert to fraction form
    77,170,866.24/106,491,884.34 = 45,810,255.72/x
  3. Step 3: Cross multiply
    77,170,866.24x = 106,491,884.34 × 45,810,255.72
  4. Step 4: Simplify right side
    77,170,866.24x = 4,878,420,453,720,063
  5. Step 5: Solve for x
    x = 4,878,420,453,720,063/77,170,866.24
  6. Step 6: Final answer
    x = 63,215,831.20

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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.