Home / 208,050,691.91-312,037,021.67-104,392,064.84

Finding the Fourth Proportional to 208,050,691.91, 312,037,021.67 and 104,392,064.84

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Solution

The fourth proportional to 208,050,691.91, 312,037,021.67 and 104,392,064.84 is: 156,568,520.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    208,050,691.91 : 312,037,021.67 = 104,392,064.84 : x
  2. Step 2: Convert to fraction form
    208,050,691.91/312,037,021.67 = 104,392,064.84/x
  3. Step 3: Cross multiply
    208,050,691.91x = 312,037,021.67 × 104,392,064.84
  4. Step 4: Simplify right side
    208,050,691.91x = 32,574,188,996,572,980
  5. Step 5: Solve for x
    x = 32,574,188,996,572,980/208,050,691.91
  6. Step 6: Final answer
    x = 156,568,520.38

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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.