Home / 166,211,999.70-249,317,999.55-98,187,551.70

Finding the Fourth Proportional to 166,211,999.70, 249,317,999.55 and 98,187,551.70

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Solution

The fourth proportional to 166,211,999.70, 249,317,999.55 and 98,187,551.70 is: 147,281,327.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,211,999.70 : 249,317,999.55 = 98,187,551.70 : x
  2. Step 2: Convert to fraction form
    166,211,999.70/249,317,999.55 = 98,187,551.70/x
  3. Step 3: Cross multiply
    166,211,999.70x = 249,317,999.55 × 98,187,551.70
  4. Step 4: Simplify right side
    166,211,999.70x = 24,479,923,970,556,204
  5. Step 5: Solve for x
    x = 24,479,923,970,556,204/166,211,999.70
  6. Step 6: Final answer
    x = 147,281,327.55

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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.