Home / 193,935,764.37-267,637,006.79-105,835,436.73

Finding the Fourth Proportional to 193,935,764.37, 267,637,006.79 and 105,835,436.73

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Solution

The fourth proportional to 193,935,764.37, 267,637,006.79 and 105,835,436.73 is: 146,055,987.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,935,764.37 : 267,637,006.79 = 105,835,436.73 : x
  2. Step 2: Convert to fraction form
    193,935,764.37/267,637,006.79 = 105,835,436.73/x
  3. Step 3: Cross multiply
    193,935,764.37x = 267,637,006.79 × 105,835,436.73
  4. Step 4: Simplify right side
    193,935,764.37x = 28,325,479,498,746,560
  5. Step 5: Solve for x
    x = 28,325,479,498,746,560/193,935,764.37
  6. Step 6: Final answer
    x = 146,055,987.10

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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.