Home / 7,376,175,336.78-10,179,152,423.28-3,989,084,553.18

Finding the Fourth Proportional to 7,376,175,336.78, 10,179,152,423.28 and 3,989,084,553.18

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Solution

The fourth proportional to 7,376,175,336.78, 10,179,152,423.28 and 3,989,084,553.18 is: 5,504,953,155.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,376,175,336.78 : 10,179,152,423.28 = 3,989,084,553.18 : x
  2. Step 2: Convert to fraction form
    7,376,175,336.78/10,179,152,423.28 = 3,989,084,553.18/x
  3. Step 3: Cross multiply
    7,376,175,336.78x = 10,179,152,423.28 × 3,989,084,553.18
  4. Step 4: Simplify right side
    7,376,175,336.78x = 40,605,499,696,171,016,192
  5. Step 5: Solve for x
    x = 40,605,499,696,171,016,192/7,376,175,336.78
  6. Step 6: Final answer
    x = 5,504,953,155.56

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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.