Home / 2,873,160,999.29-3,964,960,425.28-1,553,061,555.29

Finding the Fourth Proportional to 2,873,160,999.29, 3,964,960,425.28 and 1,553,061,555.29

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Solution

The fourth proportional to 2,873,160,999.29, 3,964,960,425.28 and 1,553,061,555.29 is: 2,143,223,998.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,873,160,999.29 : 3,964,960,425.28 = 1,553,061,555.29 : x
  2. Step 2: Convert to fraction form
    2,873,160,999.29/3,964,960,425.28 = 1,553,061,555.29/x
  3. Step 3: Cross multiply
    2,873,160,999.29x = 3,964,960,425.28 × 1,553,061,555.29
  4. Step 4: Simplify right side
    2,873,160,999.29x = 6,157,827,604,754,686,976
  5. Step 5: Solve for x
    x = 6,157,827,604,754,686,976/2,873,160,999.29
  6. Step 6: Final answer
    x = 2,143,223,998.33

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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.