Home / 549,021,015.27-823,529,726.62-199,266,617.04

Finding the Fourth Proportional to 549,021,015.27, 823,529,726.62 and 199,266,617.04

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Solution

The fourth proportional to 549,021,015.27, 823,529,726.62 and 199,266,617.04 is: 298,899,273.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    549,021,015.27 : 823,529,726.62 = 199,266,617.04 : x
  2. Step 2: Convert to fraction form
    549,021,015.27/823,529,726.62 = 199,266,617.04/x
  3. Step 3: Cross multiply
    549,021,015.27x = 823,529,726.62 × 199,266,617.04
  4. Step 4: Simplify right side
    549,021,015.27x = 164,101,982,655,443,424
  5. Step 5: Solve for x
    x = 164,101,982,655,443,424/549,021,015.27
  6. Step 6: Final answer
    x = 298,899,273.60

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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.