Home / 166,300,371.12-249,438,564.36-51,272,906.16

Finding the Fourth Proportional to 166,300,371.12, 249,438,564.36 and 51,272,906.16

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Solution

The fourth proportional to 166,300,371.12, 249,438,564.36 and 51,272,906.16 is: 76,905,661.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,300,371.12 : 249,438,564.36 = 51,272,906.16 : x
  2. Step 2: Convert to fraction form
    166,300,371.12/249,438,564.36 = 51,272,906.16/x
  3. Step 3: Cross multiply
    166,300,371.12x = 249,438,564.36 × 51,272,906.16
  4. Step 4: Simplify right side
    166,300,371.12x = 12,789,440,103,115,400
  5. Step 5: Solve for x
    x = 12,789,440,103,115,400/166,300,371.12
  6. Step 6: Final answer
    x = 76,905,661.83

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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.