Home / 68,541,785.76-102,758,847.80-46,910,808.24

Finding the Fourth Proportional to 68,541,785.76, 102,758,847.80 and 46,910,808.24

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Solution

The fourth proportional to 68,541,785.76, 102,758,847.80 and 46,910,808.24 is: 70,329,369.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,541,785.76 : 102,758,847.80 = 46,910,808.24 : x
  2. Step 2: Convert to fraction form
    68,541,785.76/102,758,847.80 = 46,910,808.24/x
  3. Step 3: Cross multiply
    68,541,785.76x = 102,758,847.80 × 46,910,808.24
  4. Step 4: Simplify right side
    68,541,785.76x = 4,820,500,604,109,146
  5. Step 5: Solve for x
    x = 4,820,500,604,109,146/68,541,785.76
  6. Step 6: Final answer
    x = 70,329,369.90

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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.