Home / 20,967,953,047.27-31,456,346,811.03-6,801,812,665.63

Finding the Fourth Proportional to 20,967,953,047.27, 31,456,346,811.03 and 6,801,812,665.63

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Solution

The fourth proportional to 20,967,953,047.27, 31,456,346,811.03 and 6,801,812,665.63 is: 10,204,151,910.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,967,953,047.27 : 31,456,346,811.03 = 6,801,812,665.63 : x
  2. Step 2: Convert to fraction form
    20,967,953,047.27/31,456,346,811.03 = 6,801,812,665.63/x
  3. Step 3: Cross multiply
    20,967,953,047.27x = 31,456,346,811.03 × 6,801,812,665.63
  4. Step 4: Simplify right side
    20,967,953,047.27x = 213,960,178,153,808,101,376
  5. Step 5: Solve for x
    x = 213,960,178,153,808,101,376/20,967,953,047.27
  6. Step 6: Final answer
    x = 10,204,151,910.85

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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.