Home / 10,921,104,028.20-16,381,656,042.30-10,614,994,012.20

Finding the Fourth Proportional to 10,921,104,028.20, 16,381,656,042.30 and 10,614,994,012.20

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Solution

The fourth proportional to 10,921,104,028.20, 16,381,656,042.30 and 10,614,994,012.20 is: 15,922,491,018.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,921,104,028.20 : 16,381,656,042.30 = 10,614,994,012.20 : x
  2. Step 2: Convert to fraction form
    10,921,104,028.20/16,381,656,042.30 = 10,614,994,012.20/x
  3. Step 3: Cross multiply
    10,921,104,028.20x = 16,381,656,042.30 × 10,614,994,012.20
  4. Step 4: Simplify right side
    10,921,104,028.20x = 173,891,180,798,934,450,176
  5. Step 5: Solve for x
    x = 173,891,180,798,934,450,176/10,921,104,028.20
  6. Step 6: Final answer
    x = 15,922,491,018.30

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Double scale
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1.5x scale

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.