Home / 801,204,407.40-1,201,806,611.10-248,505,767.40

Finding the Fourth Proportional to 801,204,407.40, 1,201,806,611.10 and 248,505,767.40

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Solution

The fourth proportional to 801,204,407.40, 1,201,806,611.10 and 248,505,767.40 is: 372,758,651.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    801,204,407.40 : 1,201,806,611.10 = 248,505,767.40 : x
  2. Step 2: Convert to fraction form
    801,204,407.40/1,201,806,611.10 = 248,505,767.40/x
  3. Step 3: Cross multiply
    801,204,407.40x = 1,201,806,611.10 × 248,505,767.40
  4. Step 4: Simplify right side
    801,204,407.40x = 298,655,874,157,798,848
  5. Step 5: Solve for x
    x = 298,655,874,157,798,848/801,204,407.40
  6. Step 6: Final answer
    x = 372,758,651.10

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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.