Home / 166,211,999.80-249,317,999.70-164,511,388.60

Finding the Fourth Proportional to 166,211,999.80, 249,317,999.70 and 164,511,388.60

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Solution

The fourth proportional to 166,211,999.80, 249,317,999.70 and 164,511,388.60 is: 246,767,082.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,211,999.80 : 249,317,999.70 = 164,511,388.60 : x
  2. Step 2: Convert to fraction form
    166,211,999.80/249,317,999.70 = 164,511,388.60/x
  3. Step 3: Cross multiply
    166,211,999.80x = 249,317,999.70 × 164,511,388.60
  4. Step 4: Simplify right side
    166,211,999.80x = 41,015,650,333,621,376
  5. Step 5: Solve for x
    x = 41,015,650,333,621,376/166,211,999.80
  6. Step 6: Final answer
    x = 246,767,082.90

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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.