Home / 714,442,696.11-1,071,472,725.18-196,750,074.78

Finding the Fourth Proportional to 714,442,696.11, 1,071,472,725.18 and 196,750,074.78

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Solution

The fourth proportional to 714,442,696.11, 1,071,472,725.18 and 196,750,074.78 is: 295,072,424.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    714,442,696.11 : 1,071,472,725.18 = 196,750,074.78 : x
  2. Step 2: Convert to fraction form
    714,442,696.11/1,071,472,725.18 = 196,750,074.78/x
  3. Step 3: Cross multiply
    714,442,696.11x = 1,071,472,725.18 × 196,750,074.78
  4. Step 4: Simplify right side
    714,442,696.11x = 210,812,338,803,895,392
  5. Step 5: Solve for x
    x = 210,812,338,803,895,392/714,442,696.11
  6. Step 6: Final answer
    x = 295,072,424.91

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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.