Home / 155,555,537.60-233,184,007.20-120,992,772.80

Finding the Fourth Proportional to 155,555,537.60, 233,184,007.20 and 120,992,772.80

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Solution

The fourth proportional to 155,555,537.60, 233,184,007.20 and 120,992,772.80 is: 181,373,032.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,555,537.60 : 233,184,007.20 = 120,992,772.80 : x
  2. Step 2: Convert to fraction form
    155,555,537.60/233,184,007.20 = 120,992,772.80/x
  3. Step 3: Cross multiply
    155,555,537.60x = 233,184,007.20 × 120,992,772.80
  4. Step 4: Simplify right side
    155,555,537.60x = 28,213,579,603,743,164
  5. Step 5: Solve for x
    x = 28,213,579,603,743,164/155,555,537.60
  6. Step 6: Final answer
    x = 181,373,032.67

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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.