Home / 15,580,260,115,512-21,491,826,056,132-9,717,188,354,164

Finding the Fourth Proportional to 15,580,260,115,512, 21,491,826,056,132 and 9,717,188,354,164

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Solution

The fourth proportional to 15,580,260,115,512, 21,491,826,056,132 and 9,717,188,354,164 is: 13,404,148,603,041.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,580,260,115,512 : 21,491,826,056,132 = 9,717,188,354,164 : x
  2. Step 2: Convert to fraction form
    15,580,260,115,512/21,491,826,056,132 = 9,717,188,354,164/x
  3. Step 3: Cross multiply
    15,580,260,115,512x = 21,491,826,056,132 × 9,717,188,354,164
  4. Step 4: Simplify right side
    15,580,260,115,512x = 208,840,121,862,364,289,468,203,008
  5. Step 5: Solve for x
    x = 208,840,121,862,364,289,468,203,008/15,580,260,115,512
  6. Step 6: Final answer
    x = 13,404,148,603,041.56

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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.