Home / 627,779,915,999.20-941,669,873,998.78-627,779,915,999.20

Finding the Fourth Proportional to 627,779,915,999.20, 941,669,873,998.78 and 627,779,915,999.20

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Solution

The fourth proportional to 627,779,915,999.20, 941,669,873,998.78 and 627,779,915,999.20 is: 941,669,873,998.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    627,779,915,999.20 : 941,669,873,998.78 = 627,779,915,999.20 : x
  2. Step 2: Convert to fraction form
    627,779,915,999.20/941,669,873,998.78 = 627,779,915,999.20/x
  3. Step 3: Cross multiply
    627,779,915,999.20x = 941,669,873,998.78 × 627,779,915,999.20
  4. Step 4: Simplify right side
    627,779,915,999.20x = 591,161,434,397,931,307,270,144
  5. Step 5: Solve for x
    x = 591,161,434,397,931,307,270,144/627,779,915,999.20
  6. Step 6: Final answer
    x = 941,669,873,998.78

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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.