Home / 166,234,006.80-249,351,010.20-75,534,742.80

Finding the Fourth Proportional to 166,234,006.80, 249,351,010.20 and 75,534,742.80

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Solution

The fourth proportional to 166,234,006.80, 249,351,010.20 and 75,534,742.80 is: 113,302,114.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,234,006.80 : 249,351,010.20 = 75,534,742.80 : x
  2. Step 2: Convert to fraction form
    166,234,006.80/249,351,010.20 = 75,534,742.80/x
  3. Step 3: Cross multiply
    166,234,006.80x = 249,351,010.20 × 75,534,742.80
  4. Step 4: Simplify right side
    166,234,006.80x = 18,834,664,422,377,176
  5. Step 5: Solve for x
    x = 18,834,664,422,377,176/166,234,006.80
  6. Step 6: Final answer
    x = 113,302,114.20

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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.