Home / 269,511,480.81-371,926,964.29-145,752,157.93

Finding the Fourth Proportional to 269,511,480.81, 371,926,964.29 and 145,752,157.93

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Solution

The fourth proportional to 269,511,480.81, 371,926,964.29 and 145,752,157.93 is: 201,138,584.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,511,480.81 : 371,926,964.29 = 145,752,157.93 : x
  2. Step 2: Convert to fraction form
    269,511,480.81/371,926,964.29 = 145,752,157.93/x
  3. Step 3: Cross multiply
    269,511,480.81x = 371,926,964.29 × 145,752,157.93
  4. Step 4: Simplify right side
    269,511,480.81x = 54,209,157,638,755,272
  5. Step 5: Solve for x
    x = 54,209,157,638,755,272/269,511,480.81
  6. Step 6: Final answer
    x = 201,138,584.06

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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.