Home / 166,439,404.40-249,659,106.60-146,284,012.40

Finding the Fourth Proportional to 166,439,404.40, 249,659,106.60 and 146,284,012.40

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Solution

The fourth proportional to 166,439,404.40, 249,659,106.60 and 146,284,012.40 is: 219,426,018.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,439,404.40 : 249,659,106.60 = 146,284,012.40 : x
  2. Step 2: Convert to fraction form
    166,439,404.40/249,659,106.60 = 146,284,012.40/x
  3. Step 3: Cross multiply
    166,439,404.40x = 249,659,106.60 × 146,284,012.40
  4. Step 4: Simplify right side
    166,439,404.40x = 36,521,135,845,647,320
  5. Step 5: Solve for x
    x = 36,521,135,845,647,320/166,439,404.40
  6. Step 6: Final answer
    x = 219,426,018.60

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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.