Home / 111,297,726-166,865,876.46-74,815,630.02

Finding the Fourth Proportional to 111,297,726, 166,865,876.46 and 74,815,630.02

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Solution

The fourth proportional to 111,297,726, 166,865,876.46 and 74,815,630.02 is: 112,169,189.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,297,726 : 166,865,876.46 = 74,815,630.02 : x
  2. Step 2: Convert to fraction form
    111,297,726/166,865,876.46 = 74,815,630.02/x
  3. Step 3: Cross multiply
    111,297,726x = 166,865,876.46 × 74,815,630.02
  4. Step 4: Simplify right side
    111,297,726x = 12,484,175,676,194,388
  5. Step 5: Solve for x
    x = 12,484,175,676,194,388/111,297,726
  6. Step 6: Final answer
    x = 112,169,189.12

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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.