Home / 232,677,027.72-321,094,219.95-128,256,842.85

Finding the Fourth Proportional to 232,677,027.72, 321,094,219.95 and 128,256,842.85

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Solution

The fourth proportional to 232,677,027.72, 321,094,219.95 and 128,256,842.85 is: 176,994,399.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,677,027.72 : 321,094,219.95 = 128,256,842.85 : x
  2. Step 2: Convert to fraction form
    232,677,027.72/321,094,219.95 = 128,256,842.85/x
  3. Step 3: Cross multiply
    232,677,027.72x = 321,094,219.95 × 128,256,842.85
  4. Step 4: Simplify right side
    232,677,027.72x = 41,182,530,908,170,480
  5. Step 5: Solve for x
    x = 41,182,530,908,170,480/232,677,027.72
  6. Step 6: Final answer
    x = 176,994,399.97

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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.