Home / 166,309,888.80-249,464,833.20-45,141,340.80

Finding the Fourth Proportional to 166,309,888.80, 249,464,833.20 and 45,141,340.80

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Solution

The fourth proportional to 166,309,888.80, 249,464,833.20 and 45,141,340.80 is: 67,712,011.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,309,888.80 : 249,464,833.20 = 45,141,340.80 : x
  2. Step 2: Convert to fraction form
    166,309,888.80/249,464,833.20 = 45,141,340.80/x
  3. Step 3: Cross multiply
    166,309,888.80x = 249,464,833.20 × 45,141,340.80
  4. Step 4: Simplify right side
    166,309,888.80x = 11,261,177,053,096,354
  5. Step 5: Solve for x
    x = 11,261,177,053,096,354/166,309,888.80
  6. Step 6: Final answer
    x = 67,712,011.20

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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.