Home / 448,231,027.12-618,559,642.80-250,005,298.68

Finding the Fourth Proportional to 448,231,027.12, 618,559,642.80 and 250,005,298.68

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Solution

The fourth proportional to 448,231,027.12, 618,559,642.80 and 250,005,298.68 is: 345,007,772.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,231,027.12 : 618,559,642.80 = 250,005,298.68 : x
  2. Step 2: Convert to fraction form
    448,231,027.12/618,559,642.80 = 250,005,298.68/x
  3. Step 3: Cross multiply
    448,231,027.12x = 618,559,642.80 × 250,005,298.68
  4. Step 4: Simplify right side
    448,231,027.12x = 154,643,188,249,608,096
  5. Step 5: Solve for x
    x = 154,643,188,249,608,096/448,231,027.12
  6. Step 6: Final answer
    x = 345,007,772.54

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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.