Home / 298,959,968.10-448,439,952.15-137,716,832.10

Finding the Fourth Proportional to 298,959,968.10, 448,439,952.15 and 137,716,832.10

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Solution

The fourth proportional to 298,959,968.10, 448,439,952.15 and 137,716,832.10 is: 206,575,248.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    298,959,968.10 : 448,439,952.15 = 137,716,832.10 : x
  2. Step 2: Convert to fraction form
    298,959,968.10/448,439,952.15 = 137,716,832.10/x
  3. Step 3: Cross multiply
    298,959,968.10x = 448,439,952.15 × 137,716,832.10
  4. Step 4: Simplify right side
    298,959,968.10x = 61,757,729,597,173,576
  5. Step 5: Solve for x
    x = 61,757,729,597,173,576/298,959,968.10
  6. Step 6: Final answer
    x = 206,575,248.15

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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.