Home / 801,062,342.20-1,201,806,089.70-283,438,808.20

Finding the Fourth Proportional to 801,062,342.20, 1,201,806,089.70 and 283,438,808.20

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Solution

The fourth proportional to 801,062,342.20, 1,201,806,089.70 and 283,438,808.20 is: 425,233,427.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    801,062,342.20 : 1,201,806,089.70 = 283,438,808.20 : x
  2. Step 2: Convert to fraction form
    801,062,342.20/1,201,806,089.70 = 283,438,808.20/x
  3. Step 3: Cross multiply
    801,062,342.20x = 1,201,806,089.70 × 283,438,808.20
  4. Step 4: Simplify right side
    801,062,342.20x = 340,638,485,752,070,272
  5. Step 5: Solve for x
    x = 340,638,485,752,070,272/801,062,342.20
  6. Step 6: Final answer
    x = 425,233,427.92

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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.