Home / 1,429,381,042.67-1,972,605,141.85-794,299,163.15

Finding the Fourth Proportional to 1,429,381,042.67, 1,972,605,141.85 and 794,299,163.15

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Solution

The fourth proportional to 1,429,381,042.67, 1,972,605,141.85 and 794,299,163.15 is: 1,096,165,799.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,429,381,042.67 : 1,972,605,141.85 = 794,299,163.15 : x
  2. Step 2: Convert to fraction form
    1,429,381,042.67/1,972,605,141.85 = 794,299,163.15/x
  3. Step 3: Cross multiply
    1,429,381,042.67x = 1,972,605,141.85 × 794,299,163.15
  4. Step 4: Simplify right side
    1,429,381,042.67x = 1,566,838,613,384,993,280
  5. Step 5: Solve for x
    x = 1,566,838,613,384,993,280/1,429,381,042.67
  6. Step 6: Final answer
    x = 1,096,165,799.47

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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.