Home / 3,261,172,827.89-4,891,392,913.10-900,669,363.51

Finding the Fourth Proportional to 3,261,172,827.89, 4,891,392,913.10 and 900,669,363.51

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Solution

The fourth proportional to 3,261,172,827.89, 4,891,392,913.10 and 900,669,363.51 is: 1,350,902,872.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,261,172,827.89 : 4,891,392,913.10 = 900,669,363.51 : x
  2. Step 2: Convert to fraction form
    3,261,172,827.89/4,891,392,913.10 = 900,669,363.51/x
  3. Step 3: Cross multiply
    3,261,172,827.89x = 4,891,392,913.10 × 900,669,363.51
  4. Step 4: Simplify right side
    3,261,172,827.89x = 4,405,527,741,692,392,960
  5. Step 5: Solve for x
    x = 4,405,527,741,692,392,960/3,261,172,827.89
  6. Step 6: Final answer
    x = 1,350,902,872.74

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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.