Home / 15,213,892,633,374-20,994,019,622,742-8,538,264,875,934.80

Finding the Fourth Proportional to 15,213,892,633,374, 20,994,019,622,742 and 8,538,264,875,934.80

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Solution

The fourth proportional to 15,213,892,633,374, 20,994,019,622,742 and 8,538,264,875,934.80 is: 11,782,158,890,508.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,213,892,633,374 : 20,994,019,622,742 = 8,538,264,875,934.80 : x
  2. Step 2: Convert to fraction form
    15,213,892,633,374/20,994,019,622,742 = 8,538,264,875,934.80/x
  3. Step 3: Cross multiply
    15,213,892,633,374x = 20,994,019,622,742 × 8,538,264,875,934.80
  4. Step 4: Simplify right side
    15,213,892,633,374x = 179,252,500,349,543,982,129,217,536
  5. Step 5: Solve for x
    x = 179,252,500,349,543,982,129,217,536/15,213,892,633,374
  6. Step 6: Final answer
    x = 11,782,158,890,508.15

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.