Home / 166,176,231.20-249,264,346.80-137,864,679.20

Finding the Fourth Proportional to 166,176,231.20, 249,264,346.80 and 137,864,679.20

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Solution

The fourth proportional to 166,176,231.20, 249,264,346.80 and 137,864,679.20 is: 206,797,018.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,176,231.20 : 249,264,346.80 = 137,864,679.20 : x
  2. Step 2: Convert to fraction form
    166,176,231.20/249,264,346.80 = 137,864,679.20/x
  3. Step 3: Cross multiply
    166,176,231.20x = 249,264,346.80 × 137,864,679.20
  4. Step 4: Simplify right side
    166,176,231.20x = 34,364,749,207,579,544
  5. Step 5: Solve for x
    x = 34,364,749,207,579,544/166,176,231.20
  6. Step 6: Final answer
    x = 206,797,018.80

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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.