Home / 166,169,556.84-249,031,530.46-129,325,933.32

Finding the Fourth Proportional to 166,169,556.84, 249,031,530.46 and 129,325,933.32

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Solution

The fourth proportional to 166,169,556.84, 249,031,530.46 and 129,325,933.32 is: 193,815,496.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,169,556.84 : 249,031,530.46 = 129,325,933.32 : x
  2. Step 2: Convert to fraction form
    166,169,556.84/249,031,530.46 = 129,325,933.32/x
  3. Step 3: Cross multiply
    166,169,556.84x = 249,031,530.46 × 129,325,933.32
  4. Step 4: Simplify right side
    166,169,556.84x = 32,206,235,102,847,508
  5. Step 5: Solve for x
    x = 32,206,235,102,847,508/166,169,556.84
  6. Step 6: Final answer
    x = 193,815,496.14

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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.