Home / 448,241,623.38-618,576,783.75-250,015,967.46

Finding the Fourth Proportional to 448,241,623.38, 618,576,783.75 and 250,015,967.46

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Solution

The fourth proportional to 448,241,623.38, 618,576,783.75 and 250,015,967.46 is: 345,023,899.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,241,623.38 : 618,576,783.75 = 250,015,967.46 : x
  2. Step 2: Convert to fraction form
    448,241,623.38/618,576,783.75 = 250,015,967.46/x
  3. Step 3: Cross multiply
    448,241,623.38x = 618,576,783.75 × 250,015,967.46
  4. Step 4: Simplify right side
    448,241,623.38x = 154,654,073,037,551,456
  5. Step 5: Solve for x
    x = 154,654,073,037,551,456/448,241,623.38
  6. Step 6: Final answer
    x = 345,023,899.99

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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.