Home / 146,564,146.60-219,846,219.90-74,751,231.40

Finding the Fourth Proportional to 146,564,146.60, 219,846,219.90 and 74,751,231.40

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Solution

The fourth proportional to 146,564,146.60, 219,846,219.90 and 74,751,231.40 is: 112,126,847.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,564,146.60 : 219,846,219.90 = 74,751,231.40 : x
  2. Step 2: Convert to fraction form
    146,564,146.60/219,846,219.90 = 74,751,231.40/x
  3. Step 3: Cross multiply
    146,564,146.60x = 219,846,219.90 × 74,751,231.40
  4. Step 4: Simplify right side
    146,564,146.60x = 16,433,775,656,160,186
  5. Step 5: Solve for x
    x = 16,433,775,656,160,186/146,564,146.60
  6. Step 6: Final answer
    x = 112,126,847.10

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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.