Home / 251,081,922.17-376,624,086.11-76,206,475.23

Finding the Fourth Proportional to 251,081,922.17, 376,624,086.11 and 76,206,475.23

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Solution

The fourth proportional to 251,081,922.17, 376,624,086.11 and 76,206,475.23 is: 114,310,077.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,081,922.17 : 376,624,086.11 = 76,206,475.23 : x
  2. Step 2: Convert to fraction form
    251,081,922.17/376,624,086.11 = 76,206,475.23/x
  3. Step 3: Cross multiply
    251,081,922.17x = 376,624,086.11 × 76,206,475.23
  4. Step 4: Simplify right side
    251,081,922.17x = 28,701,194,088,782,072
  5. Step 5: Solve for x
    x = 28,701,194,088,782,072/251,081,922.17
  6. Step 6: Final answer
    x = 114,310,077.93

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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.