Home / 64,234,565,832.05-96,341,161,878.71-19,455,416,093.53

Finding the Fourth Proportional to 64,234,565,832.05, 96,341,161,878.71 and 19,455,416,093.53

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Solution

The fourth proportional to 64,234,565,832.05, 96,341,161,878.71 and 19,455,416,093.53 is: 29,179,887,292.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,234,565,832.05 : 96,341,161,878.71 = 19,455,416,093.53 : x
  2. Step 2: Convert to fraction form
    64,234,565,832.05/96,341,161,878.71 = 19,455,416,093.53/x
  3. Step 3: Cross multiply
    64,234,565,832.05x = 96,341,161,878.71 × 19,455,416,093.53
  4. Step 4: Simplify right side
    64,234,565,832.05x = 1,874,357,391,284,433,584,128
  5. Step 5: Solve for x
    x = 1,874,357,391,284,433,584,128/64,234,565,832.05
  6. Step 6: Final answer
    x = 29,179,887,292.85

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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.