Home / 252,653,235.27-379,016,004.51-77,791,064.54

Finding the Fourth Proportional to 252,653,235.27, 379,016,004.51 and 77,791,064.54

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Solution

The fourth proportional to 252,653,235.27, 379,016,004.51 and 77,791,064.54 is: 116,697,727.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,653,235.27 : 379,016,004.51 = 77,791,064.54 : x
  2. Step 2: Convert to fraction form
    252,653,235.27/379,016,004.51 = 77,791,064.54/x
  3. Step 3: Cross multiply
    252,653,235.27x = 379,016,004.51 × 77,791,064.54
  4. Step 4: Simplify right side
    252,653,235.27x = 29,484,058,468,141,388
  5. Step 5: Solve for x
    x = 29,484,058,468,141,388/252,653,235.27
  6. Step 6: Final answer
    x = 116,697,727.76

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.