Home / 20,165,083,371.42-30,247,209,688.38-6,720,343,635.24

Finding the Fourth Proportional to 20,165,083,371.42, 30,247,209,688.38 and 6,720,343,635.24

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Solution

The fourth proportional to 20,165,083,371.42, 30,247,209,688.38 and 6,720,343,635.24 is: 10,080,377,024.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,165,083,371.42 : 30,247,209,688.38 = 6,720,343,635.24 : x
  2. Step 2: Convert to fraction form
    20,165,083,371.42/30,247,209,688.38 = 6,720,343,635.24/x
  3. Step 3: Cross multiply
    20,165,083,371.42x = 30,247,209,688.38 × 6,720,343,635.24
  4. Step 4: Simplify right side
    20,165,083,371.42x = 203,271,643,113,074,196,480
  5. Step 5: Solve for x
    x = 203,271,643,113,074,196,480/20,165,083,371.42
  6. Step 6: Final answer
    x = 10,080,377,024.43

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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.