Home / 166,584,910.08-249,729,184.40-79,092,449.65

Finding the Fourth Proportional to 166,584,910.08, 249,729,184.40 and 79,092,449.65

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Solution

The fourth proportional to 166,584,910.08, 249,729,184.40 and 79,092,449.65 is: 118,568,320.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,584,910.08 : 249,729,184.40 = 79,092,449.65 : x
  2. Step 2: Convert to fraction form
    166,584,910.08/249,729,184.40 = 79,092,449.65/x
  3. Step 3: Cross multiply
    166,584,910.08x = 249,729,184.40 × 79,092,449.65
  4. Step 4: Simplify right side
    166,584,910.08x = 19,751,692,942,249,036
  5. Step 5: Solve for x
    x = 19,751,692,942,249,036/166,584,910.08
  6. Step 6: Final answer
    x = 118,568,320.10

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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.