Home / 431,972,763.78-595,902,798.48-262,381,872.17

Finding the Fourth Proportional to 431,972,763.78, 595,902,798.48 and 262,381,872.17

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Solution

The fourth proportional to 431,972,763.78, 595,902,798.48 and 262,381,872.17 is: 361,953,588.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    431,972,763.78 : 595,902,798.48 = 262,381,872.17 : x
  2. Step 2: Convert to fraction form
    431,972,763.78/595,902,798.48 = 262,381,872.17/x
  3. Step 3: Cross multiply
    431,972,763.78x = 595,902,798.48 × 262,381,872.17
  4. Step 4: Simplify right side
    431,972,763.78x = 156,354,091,896,524,640
  5. Step 5: Solve for x
    x = 156,354,091,896,524,640/431,972,763.78
  6. Step 6: Final answer
    x = 361,953,588.30

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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.