Home / 132,848,014.80-199,272,022.20-79,100,302.80

Finding the Fourth Proportional to 132,848,014.80, 199,272,022.20 and 79,100,302.80

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Solution

The fourth proportional to 132,848,014.80, 199,272,022.20 and 79,100,302.80 is: 118,650,454.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,848,014.80 : 199,272,022.20 = 79,100,302.80 : x
  2. Step 2: Convert to fraction form
    132,848,014.80/199,272,022.20 = 79,100,302.80/x
  3. Step 3: Cross multiply
    132,848,014.80x = 199,272,022.20 × 79,100,302.80
  4. Step 4: Simplify right side
    132,848,014.80x = 15,762,477,295,588,320
  5. Step 5: Solve for x
    x = 15,762,477,295,588,320/132,848,014.80
  6. Step 6: Final answer
    x = 118,650,454.20

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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.