Home / 168,813,509.61-232,957,638.22-93,463,194.58

Finding the Fourth Proportional to 168,813,509.61, 232,957,638.22 and 93,463,194.58

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Solution

The fourth proportional to 168,813,509.61, 232,957,638.22 and 93,463,194.58 is: 128,976,437.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,813,509.61 : 232,957,638.22 = 93,463,194.58 : x
  2. Step 2: Convert to fraction form
    168,813,509.61/232,957,638.22 = 93,463,194.58/x
  3. Step 3: Cross multiply
    168,813,509.61x = 232,957,638.22 × 93,463,194.58
  4. Step 4: Simplify right side
    168,813,509.61x = 21,772,965,069,853,104
  5. Step 5: Solve for x
    x = 21,772,965,069,853,104/168,813,509.61
  6. Step 6: Final answer
    x = 128,976,437.49

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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.