Home / 684,052,791.04-943,967,561.67-370,780,278.97

Finding the Fourth Proportional to 684,052,791.04, 943,967,561.67 and 370,780,278.97

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Solution

The fourth proportional to 684,052,791.04, 943,967,561.67 and 370,780,278.97 is: 511,663,076.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    684,052,791.04 : 943,967,561.67 = 370,780,278.97 : x
  2. Step 2: Convert to fraction form
    684,052,791.04/943,967,561.67 = 370,780,278.97/x
  3. Step 3: Cross multiply
    684,052,791.04x = 943,967,561.67 × 370,780,278.97
  4. Step 4: Simplify right side
    684,052,791.04x = 350,004,555,854,633,280
  5. Step 5: Solve for x
    x = 350,004,555,854,633,280/684,052,791.04
  6. Step 6: Final answer
    x = 511,663,076.94

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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.