Home / 299,419,342.09-449,289,801.37-124,663,017.40

Finding the Fourth Proportional to 299,419,342.09, 449,289,801.37 and 124,663,017.40

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Solution

The fourth proportional to 299,419,342.09, 449,289,801.37 and 124,663,017.40 is: 187,061,470.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,419,342.09 : 449,289,801.37 = 124,663,017.40 : x
  2. Step 2: Convert to fraction form
    299,419,342.09/449,289,801.37 = 124,663,017.40/x
  3. Step 3: Cross multiply
    299,419,342.09x = 449,289,801.37 × 124,663,017.40
  4. Step 4: Simplify right side
    299,419,342.09x = 56,009,822,324,863,448
  5. Step 5: Solve for x
    x = 56,009,822,324,863,448/299,419,342.09
  6. Step 6: Final answer
    x = 187,061,470.16

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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.