Home / 155,555,613.60-233,184,121.20-120,992,848.80

Finding the Fourth Proportional to 155,555,613.60, 233,184,121.20 and 120,992,848.80

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Solution

The fourth proportional to 155,555,613.60, 233,184,121.20 and 120,992,848.80 is: 181,373,146.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,555,613.60 : 233,184,121.20 = 120,992,848.80 : x
  2. Step 2: Convert to fraction form
    155,555,613.60/233,184,121.20 = 120,992,848.80/x
  3. Step 3: Cross multiply
    155,555,613.60x = 233,184,121.20 × 120,992,848.80
  4. Step 4: Simplify right side
    155,555,613.60x = 28,213,611,118,912,472
  5. Step 5: Solve for x
    x = 28,213,611,118,912,472/155,555,613.60
  6. Step 6: Final answer
    x = 181,373,146.66

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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.