Home / 166,240,010.40-249,383,635.20-51,212,558.40

Finding the Fourth Proportional to 166,240,010.40, 249,383,635.20 and 51,212,558.40

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Solution

The fourth proportional to 166,240,010.40, 249,383,635.20 and 51,212,558.40 is: 76,826,113.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,240,010.40 : 249,383,635.20 = 51,212,558.40 : x
  2. Step 2: Convert to fraction form
    166,240,010.40/249,383,635.20 = 51,212,558.40/x
  3. Step 3: Cross multiply
    166,240,010.40x = 249,383,635.20 × 51,212,558.40
  4. Step 4: Simplify right side
    166,240,010.40x = 12,771,573,981,684,294
  5. Step 5: Solve for x
    x = 12,771,573,981,684,294/166,240,010.40
  6. Step 6: Final answer
    x = 76,826,113.95

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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.