Home / 156,037,230.40-215,476,122.36-116,810,906.80

Finding the Fourth Proportional to 156,037,230.40, 215,476,122.36 and 116,810,906.80

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Solution

The fourth proportional to 156,037,230.40, 215,476,122.36 and 116,810,906.80 is: 161,307,408.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,037,230.40 : 215,476,122.36 = 116,810,906.80 : x
  2. Step 2: Convert to fraction form
    156,037,230.40/215,476,122.36 = 116,810,906.80/x
  3. Step 3: Cross multiply
    156,037,230.40x = 215,476,122.36 × 116,810,906.80
  4. Step 4: Simplify right side
    156,037,230.40x = 25,169,961,246,619,356
  5. Step 5: Solve for x
    x = 25,169,961,246,619,356/156,037,230.40
  6. Step 6: Final answer
    x = 161,307,408.38

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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.