Home / 80,803,632.89-121,222,471.92-26,211,955.76

Finding the Fourth Proportional to 80,803,632.89, 121,222,471.92 and 26,211,955.76

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Solution

The fourth proportional to 80,803,632.89, 121,222,471.92 and 26,211,955.76 is: 39,323,455.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,803,632.89 : 121,222,471.92 = 26,211,955.76 : x
  2. Step 2: Convert to fraction form
    80,803,632.89/121,222,471.92 = 26,211,955.76/x
  3. Step 3: Cross multiply
    80,803,632.89x = 121,222,471.92 × 26,211,955.76
  4. Step 4: Simplify right side
    80,803,632.89x = 3,177,478,070,478,770
  5. Step 5: Solve for x
    x = 3,177,478,070,478,770/80,803,632.89
  6. Step 6: Final answer
    x = 39,323,455.61

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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.