Home / 704,715,448.80-1,057,073,173.20-194,112,184.80

Finding the Fourth Proportional to 704,715,448.80, 1,057,073,173.20 and 194,112,184.80

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Solution

The fourth proportional to 704,715,448.80, 1,057,073,173.20 and 194,112,184.80 is: 291,168,277.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    704,715,448.80 : 1,057,073,173.20 = 194,112,184.80 : x
  2. Step 2: Convert to fraction form
    704,715,448.80/1,057,073,173.20 = 194,112,184.80/x
  3. Step 3: Cross multiply
    704,715,448.80x = 1,057,073,173.20 × 194,112,184.80
  4. Step 4: Simplify right side
    704,715,448.80x = 205,190,783,143,320,832
  5. Step 5: Solve for x
    x = 205,190,783,143,320,832/704,715,448.80
  6. Step 6: Final answer
    x = 291,168,277.20

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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.