Home / 3,742,517,436.62-5,164,714,877.20-2,071,794,478.46

Finding the Fourth Proportional to 3,742,517,436.62, 5,164,714,877.20 and 2,071,794,478.46

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Solution

The fourth proportional to 3,742,517,436.62, 5,164,714,877.20 and 2,071,794,478.46 is: 2,859,098,974.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,742,517,436.62 : 5,164,714,877.20 = 2,071,794,478.46 : x
  2. Step 2: Convert to fraction form
    3,742,517,436.62/5,164,714,877.20 = 2,071,794,478.46/x
  3. Step 3: Cross multiply
    3,742,517,436.62x = 5,164,714,877.20 × 2,071,794,478.46
  4. Step 4: Simplify right side
    3,742,517,436.62x = 10,700,227,765,372,174,336
  5. Step 5: Solve for x
    x = 10,700,227,765,372,174,336/3,742,517,436.62
  6. Step 6: Final answer
    x = 2,859,098,974.58

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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.