Home / 112,737,196.21-155,522,045.64-97,831,599.61

Finding the Fourth Proportional to 112,737,196.21, 155,522,045.64 and 97,831,599.61

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Solution

The fourth proportional to 112,737,196.21, 155,522,045.64 and 97,831,599.61 is: 134,959,631.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,737,196.21 : 155,522,045.64 = 97,831,599.61 : x
  2. Step 2: Convert to fraction form
    112,737,196.21/155,522,045.64 = 97,831,599.61/x
  3. Step 3: Cross multiply
    112,737,196.21x = 155,522,045.64 × 97,831,599.61
  4. Step 4: Simplify right side
    112,737,196.21x = 15,214,970,499,580,624
  5. Step 5: Solve for x
    x = 15,214,970,499,580,624/112,737,196.21
  6. Step 6: Final answer
    x = 134,959,631.88

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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.