Home / 436,571,321.22-602,465,358.47-238,332,816

Finding the Fourth Proportional to 436,571,321.22, 602,465,358.47 and 238,332,816

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Solution

The fourth proportional to 436,571,321.22, 602,465,358.47 and 238,332,816 is: 328,897,612.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,571,321.22 : 602,465,358.47 = 238,332,816 : x
  2. Step 2: Convert to fraction form
    436,571,321.22/602,465,358.47 = 238,332,816/x
  3. Step 3: Cross multiply
    436,571,321.22x = 602,465,358.47 × 238,332,816
  4. Step 4: Simplify right side
    436,571,321.22x = 143,587,265,425,412,896
  5. Step 5: Solve for x
    x = 143,587,265,425,412,896/436,571,321.22
  6. Step 6: Final answer
    x = 328,897,612.94

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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.