Home / 20,165,083,288.35-30,247,209,564.33-6,720,343,552.11

Finding the Fourth Proportional to 20,165,083,288.35, 30,247,209,564.33 and 6,720,343,552.11

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Solution

The fourth proportional to 20,165,083,288.35, 30,247,209,564.33 and 6,720,343,552.11 is: 10,080,376,899.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,165,083,288.35 : 30,247,209,564.33 = 6,720,343,552.11 : x
  2. Step 2: Convert to fraction form
    20,165,083,288.35/30,247,209,564.33 = 6,720,343,552.11/x
  3. Step 3: Cross multiply
    20,165,083,288.35x = 30,247,209,564.33 × 6,720,343,552.11
  4. Step 4: Simplify right side
    20,165,083,288.35x = 203,271,639,764,965,031,936
  5. Step 5: Solve for x
    x = 203,271,639,764,965,031,936/20,165,083,288.35
  6. Step 6: Final answer
    x = 10,080,376,899.93

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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.