Home / 89,632,186.20-134,232,741.54-51,177,144.60

Finding the Fourth Proportional to 89,632,186.20, 134,232,741.54 and 51,177,144.60

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Solution

The fourth proportional to 89,632,186.20, 134,232,741.54 and 51,177,144.60 is: 76,642,651.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,632,186.20 : 134,232,741.54 = 51,177,144.60 : x
  2. Step 2: Convert to fraction form
    89,632,186.20/134,232,741.54 = 51,177,144.60/x
  3. Step 3: Cross multiply
    89,632,186.20x = 134,232,741.54 × 51,177,144.60
  4. Step 4: Simplify right side
    89,632,186.20x = 6,869,648,423,847,006
  5. Step 5: Solve for x
    x = 6,869,648,423,847,006/89,632,186.20
  6. Step 6: Final answer
    x = 76,642,651.65

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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.