Home / 549,763,538.65-823,541,185.94-254,244,435.86

Finding the Fourth Proportional to 549,763,538.65, 823,541,185.94 and 254,244,435.86

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Solution

The fourth proportional to 549,763,538.65, 823,541,185.94 and 254,244,435.86 is: 380,856,039.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    549,763,538.65 : 823,541,185.94 = 254,244,435.86 : x
  2. Step 2: Convert to fraction form
    549,763,538.65/823,541,185.94 = 254,244,435.86/x
  3. Step 3: Cross multiply
    549,763,538.65x = 823,541,185.94 × 254,244,435.86
  4. Step 4: Simplify right side
    549,763,538.65x = 209,380,764,227,578,304
  5. Step 5: Solve for x
    x = 209,380,764,227,578,304/549,763,538.65
  6. Step 6: Final answer
    x = 380,856,039.93

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.