Home / 1,109,399,988-1,531,020,108.36-614,362,696.56

Finding the Fourth Proportional to 1,109,399,988, 1,531,020,108.36 and 614,362,696.56

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Solution

The fourth proportional to 1,109,399,988, 1,531,020,108.36 and 614,362,696.56 is: 847,847,171.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,109,399,988 : 1,531,020,108.36 = 614,362,696.56 : x
  2. Step 2: Convert to fraction form
    1,109,399,988/1,531,020,108.36 = 614,362,696.56/x
  3. Step 3: Cross multiply
    1,109,399,988x = 1,531,020,108.36 × 614,362,696.56
  4. Step 4: Simplify right side
    1,109,399,988x = 940,601,642,259,632,896
  5. Step 5: Solve for x
    x = 940,601,642,259,632,896/1,109,399,988
  6. Step 6: Final answer
    x = 847,847,171.84

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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.