Home / 1,213,976,255.64-1,820,969,107.38-293,851,118.04

Finding the Fourth Proportional to 1,213,976,255.64, 1,820,969,107.38 and 293,851,118.04

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Solution

The fourth proportional to 1,213,976,255.64, 1,820,969,107.38 and 293,851,118.04 is: 440,777,820.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,213,976,255.64 : 1,820,969,107.38 = 293,851,118.04 : x
  2. Step 2: Convert to fraction form
    1,213,976,255.64/1,820,969,107.38 = 293,851,118.04/x
  3. Step 3: Cross multiply
    1,213,976,255.64x = 1,820,969,107.38 × 293,851,118.04
  4. Step 4: Simplify right side
    1,213,976,255.64x = 535,093,808,119,913,856
  5. Step 5: Solve for x
    x = 535,093,808,119,913,856/1,213,976,255.64
  6. Step 6: Final answer
    x = 440,777,820.52

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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.