Home / 416,077,036.70-622,921,161.45-404,133,100.70

Finding the Fourth Proportional to 416,077,036.70, 622,921,161.45 and 404,133,100.70

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Solution

The fourth proportional to 416,077,036.70, 622,921,161.45 and 404,133,100.70 is: 605,039,543.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    416,077,036.70 : 622,921,161.45 = 404,133,100.70 : x
  2. Step 2: Convert to fraction form
    416,077,036.70/622,921,161.45 = 404,133,100.70/x
  3. Step 3: Cross multiply
    416,077,036.70x = 622,921,161.45 × 404,133,100.70
  4. Step 4: Simplify right side
    416,077,036.70x = 251,743,060,468,433,824
  5. Step 5: Solve for x
    x = 251,743,060,468,433,824/416,077,036.70
  6. Step 6: Final answer
    x = 605,039,543.79

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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.