Home / 549,067,896.38-823,601,149.02-140,124,056.06

Finding the Fourth Proportional to 549,067,896.38, 823,601,149.02 and 140,124,056.06

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Solution

The fourth proportional to 549,067,896.38, 823,601,149.02 and 140,124,056.06 is: 210,185,906.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    549,067,896.38 : 823,601,149.02 = 140,124,056.06 : x
  2. Step 2: Convert to fraction form
    549,067,896.38/823,601,149.02 = 140,124,056.06/x
  3. Step 3: Cross multiply
    549,067,896.38x = 823,601,149.02 × 140,124,056.06
  4. Step 4: Simplify right side
    549,067,896.38x = 115,406,333,576,358,896
  5. Step 5: Solve for x
    x = 115,406,333,576,358,896/549,067,896.38
  6. Step 6: Final answer
    x = 210,185,906.58

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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.