Home / 122,814,138.20-184,168,063.20-50,006,721.20

Finding the Fourth Proportional to 122,814,138.20, 184,168,063.20 and 50,006,721.20

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Solution

The fourth proportional to 122,814,138.20, 184,168,063.20 and 50,006,721.20 is: 74,988,442.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,814,138.20 : 184,168,063.20 = 50,006,721.20 : x
  2. Step 2: Convert to fraction form
    122,814,138.20/184,168,063.20 = 50,006,721.20/x
  3. Step 3: Cross multiply
    122,814,138.20x = 184,168,063.20 × 50,006,721.20
  4. Step 4: Simplify right side
    122,814,138.20x = 9,209,640,990,386,380
  5. Step 5: Solve for x
    x = 9,209,640,990,386,380/122,814,138.20
  6. Step 6: Final answer
    x = 74,988,442.91

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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.