Home / 684,052,801.06-943,967,575.44-370,780,288.98

Finding the Fourth Proportional to 684,052,801.06, 943,967,575.44 and 370,780,288.98

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Solution

The fourth proportional to 684,052,801.06, 943,967,575.44 and 370,780,288.98 is: 511,663,090.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    684,052,801.06 : 943,967,575.44 = 370,780,288.98 : x
  2. Step 2: Convert to fraction form
    684,052,801.06/943,967,575.44 = 370,780,288.98/x
  3. Step 3: Cross multiply
    684,052,801.06x = 943,967,575.44 × 370,780,288.98
  4. Step 4: Simplify right side
    684,052,801.06x = 350,004,570,409,393,216
  5. Step 5: Solve for x
    x = 350,004,570,409,393,216/684,052,801.06
  6. Step 6: Final answer
    x = 511,663,090.72

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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.