Home / 1,059,770,768.22-1,462,233,487.83-890,867,172.66

Finding the Fourth Proportional to 1,059,770,768.22, 1,462,233,487.83 and 890,867,172.66

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Solution

The fourth proportional to 1,059,770,768.22, 1,462,233,487.83 and 890,867,172.66 is: 1,229,186,397.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,059,770,768.22 : 1,462,233,487.83 = 890,867,172.66 : x
  2. Step 2: Convert to fraction form
    1,059,770,768.22/1,462,233,487.83 = 890,867,172.66/x
  3. Step 3: Cross multiply
    1,059,770,768.22x = 1,462,233,487.83 × 890,867,172.66
  4. Step 4: Simplify right side
    1,059,770,768.22x = 1,302,655,813,071,882,496
  5. Step 5: Solve for x
    x = 1,302,655,813,071,882,496/1,059,770,768.22
  6. Step 6: Final answer
    x = 1,229,186,397.79

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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.