Home / 232,677,111.76-321,108,780.36-128,254,947.92

Finding the Fourth Proportional to 232,677,111.76, 321,108,780.36 and 128,254,947.92

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Solution

The fourth proportional to 232,677,111.76, 321,108,780.36 and 128,254,947.92 is: 176,999,746.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,677,111.76 : 321,108,780.36 = 128,254,947.92 : x
  2. Step 2: Convert to fraction form
    232,677,111.76/321,108,780.36 = 128,254,947.92/x
  3. Step 3: Cross multiply
    232,677,111.76x = 321,108,780.36 × 128,254,947.92
  4. Step 4: Simplify right side
    232,677,111.76x = 41,183,789,901,726,520
  5. Step 5: Solve for x
    x = 41,183,789,901,726,520/232,677,111.76
  6. Step 6: Final answer
    x = 176,999,746.95

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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.