Home / 3,109,169,972.20-4,663,754,958.30-1,010,642,323.45

Finding the Fourth Proportional to 3,109,169,972.20, 4,663,754,958.30 and 1,010,642,323.45

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Solution

The fourth proportional to 3,109,169,972.20, 4,663,754,958.30 and 1,010,642,323.45 is: 1,515,963,485.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,109,169,972.20 : 4,663,754,958.30 = 1,010,642,323.45 : x
  2. Step 2: Convert to fraction form
    3,109,169,972.20/4,663,754,958.30 = 1,010,642,323.45/x
  3. Step 3: Cross multiply
    3,109,169,972.20x = 4,663,754,958.30 × 1,010,642,323.45
  4. Step 4: Simplify right side
    3,109,169,972.20x = 4,713,388,147,057,770,496
  5. Step 5: Solve for x
    x = 4,713,388,147,057,770,496/3,109,169,972.20
  6. Step 6: Final answer
    x = 1,515,963,485.18

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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.