Home / 239,171,364.61-358,722,982.13-75,387,835.87

Finding the Fourth Proportional to 239,171,364.61, 358,722,982.13 and 75,387,835.87

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Solution

The fourth proportional to 239,171,364.61, 358,722,982.13 and 75,387,835.87 is: 113,071,016.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,171,364.61 : 358,722,982.13 = 75,387,835.87 : x
  2. Step 2: Convert to fraction form
    239,171,364.61/358,722,982.13 = 75,387,835.87/x
  3. Step 3: Cross multiply
    239,171,364.61x = 358,722,982.13 × 75,387,835.87
  4. Step 4: Simplify right side
    239,171,364.61x = 27,043,349,298,339,640
  5. Step 5: Solve for x
    x = 27,043,349,298,339,640/239,171,364.61
  6. Step 6: Final answer
    x = 113,071,016.44

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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.