Home / 166,240,016.40-249,383,644.20-51,212,564.40

Finding the Fourth Proportional to 166,240,016.40, 249,383,644.20 and 51,212,564.40

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Solution

The fourth proportional to 166,240,016.40, 249,383,644.20 and 51,212,564.40 is: 76,826,122.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,240,016.40 : 249,383,644.20 = 51,212,564.40 : x
  2. Step 2: Convert to fraction form
    166,240,016.40/249,383,644.20 = 51,212,564.40/x
  3. Step 3: Cross multiply
    166,240,016.40x = 249,383,644.20 × 51,212,564.40
  4. Step 4: Simplify right side
    166,240,016.40x = 12,771,575,938,899,186
  5. Step 5: Solve for x
    x = 12,771,575,938,899,186/166,240,016.40
  6. Step 6: Final answer
    x = 76,826,122.95

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1.5x scale

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.