Home / 361,988,035.86-543,149,045.62-165,311,741.62

Finding the Fourth Proportional to 361,988,035.86, 543,149,045.62 and 165,311,741.62

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Solution

The fourth proportional to 361,988,035.86, 543,149,045.62 and 165,311,741.62 is: 248,043,873.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    361,988,035.86 : 543,149,045.62 = 165,311,741.62 : x
  2. Step 2: Convert to fraction form
    361,988,035.86/543,149,045.62 = 165,311,741.62/x
  3. Step 3: Cross multiply
    361,988,035.86x = 543,149,045.62 × 165,311,741.62
  4. Step 4: Simplify right side
    361,988,035.86x = 89,788,914,688,911,872
  5. Step 5: Solve for x
    x = 89,788,914,688,911,872/361,988,035.86
  6. Step 6: Final answer
    x = 248,043,873.81

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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.