Home / 1,300,100,929,864.80-1,794,143,475,526.90-722,037,448,642.05

Finding the Fourth Proportional to 1,300,100,929,864.80, 1,794,143,475,526.90 and 722,037,448,642.05

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Solution

The fourth proportional to 1,300,100,929,864.80, 1,794,143,475,526.90 and 722,037,448,642.05 is: 996,414,007,412.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,300,100,929,864.80 : 1,794,143,475,526.90 = 722,037,448,642.05 : x
  2. Step 2: Convert to fraction form
    1,300,100,929,864.80/1,794,143,475,526.90 = 722,037,448,642.05/x
  3. Step 3: Cross multiply
    1,300,100,929,864.80x = 1,794,143,475,526.90 × 722,037,448,642.05
  4. Step 4: Simplify right side
    1,300,100,929,864.80x = 1,295,438,777,567,223,195,107,328
  5. Step 5: Solve for x
    x = 1,295,438,777,567,223,195,107,328/1,300,100,929,864.80
  6. Step 6: Final answer
    x = 996,414,007,412.44

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.