Home / 684,052,798.06-943,967,571.31-370,780,285.98

Finding the Fourth Proportional to 684,052,798.06, 943,967,571.31 and 370,780,285.98

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Solution

The fourth proportional to 684,052,798.06, 943,967,571.31 and 370,780,285.98 is: 511,663,086.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    684,052,798.06 : 943,967,571.31 = 370,780,285.98 : x
  2. Step 2: Convert to fraction form
    684,052,798.06/943,967,571.31 = 370,780,285.98/x
  3. Step 3: Cross multiply
    684,052,798.06x = 943,967,571.31 × 370,780,285.98
  4. Step 4: Simplify right side
    684,052,798.06x = 350,004,566,046,167,872
  5. Step 5: Solve for x
    x = 350,004,566,046,167,872/684,052,798.06
  6. Step 6: Final answer
    x = 511,663,086.59

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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.