Home / 166,089,105.40-249,133,658.10-101,519,023.90

Finding the Fourth Proportional to 166,089,105.40, 249,133,658.10 and 101,519,023.90

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Solution

The fourth proportional to 166,089,105.40, 249,133,658.10 and 101,519,023.90 is: 152,278,535.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,089,105.40 : 249,133,658.10 = 101,519,023.90 : x
  2. Step 2: Convert to fraction form
    166,089,105.40/249,133,658.10 = 101,519,023.90/x
  3. Step 3: Cross multiply
    166,089,105.40x = 249,133,658.10 × 101,519,023.90
  4. Step 4: Simplify right side
    166,089,105.40x = 25,291,805,790,948,328
  5. Step 5: Solve for x
    x = 25,291,805,790,948,328/166,089,105.40
  6. Step 6: Final answer
    x = 152,278,535.85

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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.