Home / 80,686,478.68-111,332,112.06-48,094,463.32

Finding the Fourth Proportional to 80,686,478.68, 111,332,112.06 and 48,094,463.32

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Solution

The fourth proportional to 80,686,478.68, 111,332,112.06 and 48,094,463.32 is: 66,361,282.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,686,478.68 : 111,332,112.06 = 48,094,463.32 : x
  2. Step 2: Convert to fraction form
    80,686,478.68/111,332,112.06 = 48,094,463.32/x
  3. Step 3: Cross multiply
    80,686,478.68x = 111,332,112.06 × 48,094,463.32
  4. Step 4: Simplify right side
    80,686,478.68x = 5,354,458,179,807,800
  5. Step 5: Solve for x
    x = 5,354,458,179,807,800/80,686,478.68
  6. Step 6: Final answer
    x = 66,361,282.18

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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.