Home / 1,372,752,657,350.40-1,894,398,976,362-755,455,375,399.95

Finding the Fourth Proportional to 1,372,752,657,350.40, 1,894,398,976,362 and 755,455,375,399.95

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Solution

The fourth proportional to 1,372,752,657,350.40, 1,894,398,976,362 and 755,455,375,399.95 is: 1,042,528,588,221.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,372,752,657,350.40 : 1,894,398,976,362 = 755,455,375,399.95 : x
  2. Step 2: Convert to fraction form
    1,372,752,657,350.40/1,894,398,976,362 = 755,455,375,399.95/x
  3. Step 3: Cross multiply
    1,372,752,657,350.40x = 1,894,398,976,362 × 755,455,375,399.95
  4. Step 4: Simplify right side
    1,372,752,657,350.40x = 1,431,133,889,844,835,692,576,768
  5. Step 5: Solve for x
    x = 1,431,133,889,844,835,692,576,768/1,372,752,657,350.40
  6. Step 6: Final answer
    x = 1,042,528,588,221.51

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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.