Home / 448,231,022.10-618,559,635.89-250,005,293.69

Finding the Fourth Proportional to 448,231,022.10, 618,559,635.89 and 250,005,293.69

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Solution

The fourth proportional to 448,231,022.10, 618,559,635.89 and 250,005,293.69 is: 345,007,765.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,231,022.10 : 618,559,635.89 = 250,005,293.69 : x
  2. Step 2: Convert to fraction form
    448,231,022.10/618,559,635.89 = 250,005,293.69/x
  3. Step 3: Cross multiply
    448,231,022.10x = 618,559,635.89 × 250,005,293.69
  4. Step 4: Simplify right side
    448,231,022.10x = 154,643,183,432,991,136
  5. Step 5: Solve for x
    x = 154,643,183,432,991,136/448,231,022.10
  6. Step 6: Final answer
    x = 345,007,765.66

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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.