Home / 109,624,934.47-164,444,967.93-31,902,481.21

Finding the Fourth Proportional to 109,624,934.47, 164,444,967.93 and 31,902,481.21

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Solution

The fourth proportional to 109,624,934.47, 164,444,967.93 and 31,902,481.21 is: 47,855,923.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,624,934.47 : 164,444,967.93 = 31,902,481.21 : x
  2. Step 2: Convert to fraction form
    109,624,934.47/164,444,967.93 = 31,902,481.21/x
  3. Step 3: Cross multiply
    109,624,934.47x = 164,444,967.93 × 31,902,481.21
  4. Step 4: Simplify right side
    109,624,934.47x = 5,246,202,499,465,878
  5. Step 5: Solve for x
    x = 5,246,202,499,465,878/109,624,934.47
  6. Step 6: Final answer
    x = 47,855,923.70

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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.