Home / 232,645,597.52-321,052,878.60-128,223,936.08

Finding the Fourth Proportional to 232,645,597.52, 321,052,878.60 and 128,223,936.08

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Solution

The fourth proportional to 232,645,597.52, 321,052,878.60 and 128,223,936.08 is: 176,950,108.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,645,597.52 : 321,052,878.60 = 128,223,936.08 : x
  2. Step 2: Convert to fraction form
    232,645,597.52/321,052,878.60 = 128,223,936.08/x
  3. Step 3: Cross multiply
    232,645,597.52x = 321,052,878.60 × 128,223,936.08
  4. Step 4: Simplify right side
    232,645,597.52x = 41,166,663,783,906,400
  5. Step 5: Solve for x
    x = 41,166,663,783,906,400/232,645,597.52
  6. Step 6: Final answer
    x = 176,950,108.76

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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.