Home / 78,079,650.04-116,421,422.25-75,934,460.44

Finding the Fourth Proportional to 78,079,650.04, 116,421,422.25 and 75,934,460.44

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Solution

The fourth proportional to 78,079,650.04, 116,421,422.25 and 75,934,460.44 is: 113,222,816.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,079,650.04 : 116,421,422.25 = 75,934,460.44 : x
  2. Step 2: Convert to fraction form
    78,079,650.04/116,421,422.25 = 75,934,460.44/x
  3. Step 3: Cross multiply
    78,079,650.04x = 116,421,422.25 × 75,934,460.44
  4. Step 4: Simplify right side
    78,079,650.04x = 8,840,397,882,211,161
  5. Step 5: Solve for x
    x = 8,840,397,882,211,161/78,079,650.04
  6. Step 6: Final answer
    x = 113,222,816.41

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.