Home / 311,049,060.48-429,260,735.93-178,890,146.96

Finding the Fourth Proportional to 311,049,060.48, 429,260,735.93 and 178,890,146.96

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Solution

The fourth proportional to 311,049,060.48, 429,260,735.93 and 178,890,146.96 is: 246,875,898.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    311,049,060.48 : 429,260,735.93 = 178,890,146.96 : x
  2. Step 2: Convert to fraction form
    311,049,060.48/429,260,735.93 = 178,890,146.96/x
  3. Step 3: Cross multiply
    311,049,060.48x = 429,260,735.93 × 178,890,146.96
  4. Step 4: Simplify right side
    311,049,060.48x = 76,790,516,131,634,704
  5. Step 5: Solve for x
    x = 76,790,516,131,634,704/311,049,060.48
  6. Step 6: Final answer
    x = 246,875,898.01

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.