Home / 1,372,752,657,350.80-1,894,398,976,362.40-755,455,375,400.30

Finding the Fourth Proportional to 1,372,752,657,350.80, 1,894,398,976,362.40 and 755,455,375,400.30

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Solution

The fourth proportional to 1,372,752,657,350.80, 1,894,398,976,362.40 and 755,455,375,400.30 is: 1,042,528,588,221.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,372,752,657,350.80 : 1,894,398,976,362.40 = 755,455,375,400.30 : x
  2. Step 2: Convert to fraction form
    1,372,752,657,350.80/1,894,398,976,362.40 = 755,455,375,400.30/x
  3. Step 3: Cross multiply
    1,372,752,657,350.80x = 1,894,398,976,362.40 × 755,455,375,400.30
  4. Step 4: Simplify right side
    1,372,752,657,350.80x = 1,431,133,889,845,800,986,476,544
  5. Step 5: Solve for x
    x = 1,431,133,889,845,800,986,476,544/1,372,752,657,350.80
  6. Step 6: Final answer
    x = 1,042,528,588,221.91

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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.