Home / 299,419,355.59-449,289,821.66-124,663,030.90

Finding the Fourth Proportional to 299,419,355.59, 449,289,821.66 and 124,663,030.90

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Solution

The fourth proportional to 299,419,355.59, 449,289,821.66 and 124,663,030.90 is: 187,061,490.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,419,355.59 : 449,289,821.66 = 124,663,030.90 : x
  2. Step 2: Convert to fraction form
    299,419,355.59/449,289,821.66 = 124,663,030.90/x
  3. Step 3: Cross multiply
    299,419,355.59x = 449,289,821.66 × 124,663,030.90
  4. Step 4: Simplify right side
    299,419,355.59x = 56,009,830,918,909,520
  5. Step 5: Solve for x
    x = 56,009,830,918,909,520/299,419,355.59
  6. Step 6: Final answer
    x = 187,061,490.43

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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.