Home / 3,661,644,257.28-5,053,033,443.60-1,990,893,394.08

Finding the Fourth Proportional to 3,661,644,257.28, 5,053,033,443.60 and 1,990,893,394.08

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Solution

The fourth proportional to 3,661,644,257.28, 5,053,033,443.60 and 1,990,893,394.08 is: 2,747,413,510.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,661,644,257.28 : 5,053,033,443.60 = 1,990,893,394.08 : x
  2. Step 2: Convert to fraction form
    3,661,644,257.28/5,053,033,443.60 = 1,990,893,394.08/x
  3. Step 3: Cross multiply
    3,661,644,257.28x = 5,053,033,443.60 × 1,990,893,394.08
  4. Step 4: Simplify right side
    3,661,644,257.28x = 10,060,050,902,928,553,984
  5. Step 5: Solve for x
    x = 10,060,050,902,928,553,984/3,661,644,257.28
  6. Step 6: Final answer
    x = 2,747,413,510.45

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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.