Home / 168,481,155.95-232,512,976.50-94,143,521.02

Finding the Fourth Proportional to 168,481,155.95, 232,512,976.50 and 94,143,521.02

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Solution

The fourth proportional to 168,481,155.95, 232,512,976.50 and 94,143,521.02 is: 129,923,077.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,481,155.95 : 232,512,976.50 = 94,143,521.02 : x
  2. Step 2: Convert to fraction form
    168,481,155.95/232,512,976.50 = 94,143,521.02/x
  3. Step 3: Cross multiply
    168,481,155.95x = 232,512,976.50 × 94,143,521.02
  4. Step 4: Simplify right side
    168,481,155.95x = 21,889,590,289,663,580
  5. Step 5: Solve for x
    x = 21,889,590,289,663,580/168,481,155.95
  6. Step 6: Final answer
    x = 129,923,077.55

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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.