Home / 166,393,829.40-249,112,447.20-101,823,747.90

Finding the Fourth Proportional to 166,393,829.40, 249,112,447.20 and 101,823,747.90

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Solution

The fourth proportional to 166,393,829.40, 249,112,447.20 and 101,823,747.90 is: 152,442,930.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,393,829.40 : 249,112,447.20 = 101,823,747.90 : x
  2. Step 2: Convert to fraction form
    166,393,829.40/249,112,447.20 = 101,823,747.90/x
  3. Step 3: Cross multiply
    166,393,829.40x = 249,112,447.20 × 101,823,747.90
  4. Step 4: Simplify right side
    166,393,829.40x = 25,365,563,022,444,860
  5. Step 5: Solve for x
    x = 25,365,563,022,444,860/166,393,829.40
  6. Step 6: Final answer
    x = 152,442,930.81

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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.