Home / 436,471,422.26-654,996,295.89-239,872,131.59

Finding the Fourth Proportional to 436,471,422.26, 654,996,295.89 and 239,872,131.59

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Solution

The fourth proportional to 436,471,422.26, 654,996,295.89 and 239,872,131.59 is: 359,967,112.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,471,422.26 : 654,996,295.89 = 239,872,131.59 : x
  2. Step 2: Convert to fraction form
    436,471,422.26/654,996,295.89 = 239,872,131.59/x
  3. Step 3: Cross multiply
    436,471,422.26x = 654,996,295.89 × 239,872,131.59
  4. Step 4: Simplify right side
    436,471,422.26x = 157,115,357,675,413,664
  5. Step 5: Solve for x
    x = 157,115,357,675,413,664/436,471,422.26
  6. Step 6: Final answer
    x = 359,967,112.77

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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.