Home / 541,014,394.39-812,046,361.59-261,092,301.95

Finding the Fourth Proportional to 541,014,394.39, 812,046,361.59 and 261,092,301.95

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Solution

The fourth proportional to 541,014,394.39, 812,046,361.59 and 261,092,301.95 is: 391,891,705.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    541,014,394.39 : 812,046,361.59 = 261,092,301.95 : x
  2. Step 2: Convert to fraction form
    541,014,394.39/812,046,361.59 = 261,092,301.95/x
  3. Step 3: Cross multiply
    541,014,394.39x = 812,046,361.59 × 261,092,301.95
  4. Step 4: Simplify right side
    541,014,394.39x = 212,019,053,839,685,280
  5. Step 5: Solve for x
    x = 212,019,053,839,685,280/541,014,394.39
  6. Step 6: Final answer
    x = 391,891,705.73

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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.