Home / 521,545,686,720.30-782,318,530,080.45-521,545,686,720.30

Finding the Fourth Proportional to 521,545,686,720.30, 782,318,530,080.45 and 521,545,686,720.30

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Solution

The fourth proportional to 521,545,686,720.30, 782,318,530,080.45 and 521,545,686,720.30 is: 782,318,530,080.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    521,545,686,720.30 : 782,318,530,080.45 = 521,545,686,720.30 : x
  2. Step 2: Convert to fraction form
    521,545,686,720.30/782,318,530,080.45 = 521,545,686,720.30/x
  3. Step 3: Cross multiply
    521,545,686,720.30x = 782,318,530,080.45 × 521,545,686,720.30
  4. Step 4: Simplify right side
    521,545,686,720.30x = 408,014,855,004,823,962,517,504
  5. Step 5: Solve for x
    x = 408,014,855,004,823,962,517,504/521,545,686,720.30
  6. Step 6: Final answer
    x = 782,318,530,080.45

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.