Home / 1,273,601,458.64-1,910,760,506.04-455,830,020.56

Finding the Fourth Proportional to 1,273,601,458.64, 1,910,760,506.04 and 455,830,020.56

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Solution

The fourth proportional to 1,273,601,458.64, 1,910,760,506.04 and 455,830,020.56 is: 683,873,275.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,273,601,458.64 : 1,910,760,506.04 = 455,830,020.56 : x
  2. Step 2: Convert to fraction form
    1,273,601,458.64/1,910,760,506.04 = 455,830,020.56/x
  3. Step 3: Cross multiply
    1,273,601,458.64x = 1,910,760,506.04 × 455,830,020.56
  4. Step 4: Simplify right side
    1,273,601,458.64x = 870,982,000,753,449,216
  5. Step 5: Solve for x
    x = 870,982,000,753,449,216/1,273,601,458.64
  6. Step 6: Final answer
    x = 683,873,275.15

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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.