Home / 684,052,798.56-943,967,572-370,780,286.48

Finding the Fourth Proportional to 684,052,798.56, 943,967,572 and 370,780,286.48

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Solution

The fourth proportional to 684,052,798.56, 943,967,572 and 370,780,286.48 is: 511,663,087.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    684,052,798.56 : 943,967,572 = 370,780,286.48 : x
  2. Step 2: Convert to fraction form
    684,052,798.56/943,967,572 = 370,780,286.48/x
  3. Step 3: Cross multiply
    684,052,798.56x = 943,967,572 × 370,780,286.48
  4. Step 4: Simplify right side
    684,052,798.56x = 350,004,566,773,990,016
  5. Step 5: Solve for x
    x = 350,004,566,773,990,016/684,052,798.56
  6. Step 6: Final answer
    x = 511,663,087.28

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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.