Home / 207,328,896.04-310,994,195.72-51,882,280.50

Finding the Fourth Proportional to 207,328,896.04, 310,994,195.72 and 51,882,280.50

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Solution

The fourth proportional to 207,328,896.04, 310,994,195.72 and 51,882,280.50 is: 77,823,633.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,328,896.04 : 310,994,195.72 = 51,882,280.50 : x
  2. Step 2: Convert to fraction form
    207,328,896.04/310,994,195.72 = 51,882,280.50/x
  3. Step 3: Cross multiply
    207,328,896.04x = 310,994,195.72 × 51,882,280.50
  4. Step 4: Simplify right side
    207,328,896.04x = 16,135,088,096,216,940
  5. Step 5: Solve for x
    x = 16,135,088,096,216,940/207,328,896.04
  6. Step 6: Final answer
    x = 77,823,633.87

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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.