Home / 322,636,533.52-483,954,062.10-138,284,473.09

Finding the Fourth Proportional to 322,636,533.52, 483,954,062.10 and 138,284,473.09

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Solution

The fourth proportional to 322,636,533.52, 483,954,062.10 and 138,284,473.09 is: 207,426,393.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,636,533.52 : 483,954,062.10 = 138,284,473.09 : x
  2. Step 2: Convert to fraction form
    322,636,533.52/483,954,062.10 = 138,284,473.09/x
  3. Step 3: Cross multiply
    322,636,533.52x = 483,954,062.10 × 138,284,473.09
  4. Step 4: Simplify right side
    322,636,533.52x = 66,923,332,477,263,640
  5. Step 5: Solve for x
    x = 66,923,332,477,263,640/322,636,533.52
  6. Step 6: Final answer
    x = 207,426,393.25

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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.