Home / 501,682,813.38-752,531,783.45-174,168,726.80

Finding the Fourth Proportional to 501,682,813.38, 752,531,783.45 and 174,168,726.80

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Solution

The fourth proportional to 501,682,813.38, 752,531,783.45 and 174,168,726.80 is: 261,255,715.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    501,682,813.38 : 752,531,783.45 = 174,168,726.80 : x
  2. Step 2: Convert to fraction form
    501,682,813.38/752,531,783.45 = 174,168,726.80/x
  3. Step 3: Cross multiply
    501,682,813.38x = 752,531,783.45 × 174,168,726.80
  4. Step 4: Simplify right side
    501,682,813.38x = 131,067,502,595,386,304
  5. Step 5: Solve for x
    x = 131,067,502,595,386,304/501,682,813.38
  6. Step 6: Final answer
    x = 261,255,715.96

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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.