Home / 80,153,478.88-110,608,406.72-45,346,761.52

Finding the Fourth Proportional to 80,153,478.88, 110,608,406.72 and 45,346,761.52

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Solution

The fourth proportional to 80,153,478.88, 110,608,406.72 and 45,346,761.52 is: 62,576,610.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,153,478.88 : 110,608,406.72 = 45,346,761.52 : x
  2. Step 2: Convert to fraction form
    80,153,478.88/110,608,406.72 = 45,346,761.52/x
  3. Step 3: Cross multiply
    80,153,478.88x = 110,608,406.72 × 45,346,761.52
  4. Step 4: Simplify right side
    80,153,478.88x = 5,015,733,041,639,006
  5. Step 5: Solve for x
    x = 5,015,733,041,639,006/80,153,478.88
  6. Step 6: Final answer
    x = 62,576,610.67

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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.