Home / 1,255,190,614.05-1,732,111,032.51-682,976,029.13

Finding the Fourth Proportional to 1,255,190,614.05, 1,732,111,032.51 and 682,976,029.13

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Solution

The fourth proportional to 1,255,190,614.05, 1,732,111,032.51 and 682,976,029.13 is: 942,478,617.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,255,190,614.05 : 1,732,111,032.51 = 682,976,029.13 : x
  2. Step 2: Convert to fraction form
    1,255,190,614.05/1,732,111,032.51 = 682,976,029.13/x
  3. Step 3: Cross multiply
    1,255,190,614.05x = 1,732,111,032.51 × 682,976,029.13
  4. Step 4: Simplify right side
    1,255,190,614.05x = 1,182,990,314,987,283,456
  5. Step 5: Solve for x
    x = 1,182,990,314,987,283,456/1,255,190,614.05
  6. Step 6: Final answer
    x = 942,478,617.79

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1.5x scale

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.