Home / 709,789,523.49-1,063,732,599.72-552,412,578.90

Finding the Fourth Proportional to 709,789,523.49, 1,063,732,599.72 and 552,412,578.90

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Solution

The fourth proportional to 709,789,523.49, 1,063,732,599.72 and 552,412,578.90 is: 827,878,193.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    709,789,523.49 : 1,063,732,599.72 = 552,412,578.90 : x
  2. Step 2: Convert to fraction form
    709,789,523.49/1,063,732,599.72 = 552,412,578.90/x
  3. Step 3: Cross multiply
    709,789,523.49x = 1,063,732,599.72 × 552,412,578.90
  4. Step 4: Simplify right side
    709,789,523.49x = 587,619,268,666,007,936
  5. Step 5: Solve for x
    x = 587,619,268,666,007,936/709,789,523.49
  6. Step 6: Final answer
    x = 827,878,193.78

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1.5x scale

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.