Home / 1,293,203,999.80-1,939,805,999.70-885,057,311.80

Finding the Fourth Proportional to 1,293,203,999.80, 1,939,805,999.70 and 885,057,311.80

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Solution

The fourth proportional to 1,293,203,999.80, 1,939,805,999.70 and 885,057,311.80 is: 1,327,585,967.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,293,203,999.80 : 1,939,805,999.70 = 885,057,311.80 : x
  2. Step 2: Convert to fraction form
    1,293,203,999.80/1,939,805,999.70 = 885,057,311.80/x
  3. Step 3: Cross multiply
    1,293,203,999.80x = 1,939,805,999.70 × 885,057,311.80
  4. Step 4: Simplify right side
    1,293,203,999.80x = 1,716,839,483,507,993,600
  5. Step 5: Solve for x
    x = 1,716,839,483,507,993,600/1,293,203,999.80
  6. Step 6: Final answer
    x = 1,327,585,967.70

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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.