Home / 201,134,093.10-301,701,139.65-71,887,641.90

Finding the Fourth Proportional to 201,134,093.10, 301,701,139.65 and 71,887,641.90

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Solution

The fourth proportional to 201,134,093.10, 301,701,139.65 and 71,887,641.90 is: 107,831,462.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,134,093.10 : 301,701,139.65 = 71,887,641.90 : x
  2. Step 2: Convert to fraction form
    201,134,093.10/301,701,139.65 = 71,887,641.90/x
  3. Step 3: Cross multiply
    201,134,093.10x = 301,701,139.65 × 71,887,641.90
  4. Step 4: Simplify right side
    201,134,093.10x = 21,688,583,487,981,092
  5. Step 5: Solve for x
    x = 21,688,583,487,981,092/201,134,093.10
  6. Step 6: Final answer
    x = 107,831,462.85

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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.