Home / 269,610,810.31-372,062,107.33-145,851,453.19

Finding the Fourth Proportional to 269,610,810.31, 372,062,107.33 and 145,851,453.19

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Solution

The fourth proportional to 269,610,810.31, 372,062,107.33 and 145,851,453.19 is: 201,274,566.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,610,810.31 : 372,062,107.33 = 145,851,453.19 : x
  2. Step 2: Convert to fraction form
    269,610,810.31/372,062,107.33 = 145,851,453.19/x
  3. Step 3: Cross multiply
    269,610,810.31x = 372,062,107.33 × 145,851,453.19
  4. Step 4: Simplify right side
    269,610,810.31x = 54,265,799,031,014,248
  5. Step 5: Solve for x
    x = 54,265,799,031,014,248/269,610,810.31
  6. Step 6: Final answer
    x = 201,274,566.73

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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.