Home / 251,634,336.71-377,473,302.18-76,796,704.83

Finding the Fourth Proportional to 251,634,336.71, 377,473,302.18 and 76,796,704.83

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Solution

The fourth proportional to 251,634,336.71, 377,473,302.18 and 76,796,704.83 is: 115,201,709.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,634,336.71 : 377,473,302.18 = 76,796,704.83 : x
  2. Step 2: Convert to fraction form
    251,634,336.71/377,473,302.18 = 76,796,704.83/x
  3. Step 3: Cross multiply
    251,634,336.71x = 377,473,302.18 × 76,796,704.83
  4. Step 4: Simplify right side
    251,634,336.71x = 28,988,705,768,722,856
  5. Step 5: Solve for x
    x = 28,988,705,768,722,856/251,634,336.71
  6. Step 6: Final answer
    x = 115,201,709.54

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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.