Home / 299,453,269.20-449,179,903.80-163,404,373.20

Finding the Fourth Proportional to 299,453,269.20, 449,179,903.80 and 163,404,373.20

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Solution

The fourth proportional to 299,453,269.20, 449,179,903.80 and 163,404,373.20 is: 245,106,559.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,453,269.20 : 449,179,903.80 = 163,404,373.20 : x
  2. Step 2: Convert to fraction form
    299,453,269.20/449,179,903.80 = 163,404,373.20/x
  3. Step 3: Cross multiply
    299,453,269.20x = 449,179,903.80 × 163,404,373.20
  4. Step 4: Simplify right side
    299,453,269.20x = 73,397,960,634,475,296
  5. Step 5: Solve for x
    x = 73,397,960,634,475,296/299,453,269.20
  6. Step 6: Final answer
    x = 245,106,559.80

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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.