Home / 47,492,933,387.63-71,251,458,342.48-21,985,471,067.22

Finding the Fourth Proportional to 47,492,933,387.63, 71,251,458,342.48 and 21,985,471,067.22

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Solution

The fourth proportional to 47,492,933,387.63, 71,251,458,342.48 and 21,985,471,067.22 is: 32,983,788,621.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,492,933,387.63 : 71,251,458,342.48 = 21,985,471,067.22 : x
  2. Step 2: Convert to fraction form
    47,492,933,387.63/71,251,458,342.48 = 21,985,471,067.22/x
  3. Step 3: Cross multiply
    47,492,933,387.63x = 71,251,458,342.48 × 21,985,471,067.22
  4. Step 4: Simplify right side
    47,492,933,387.63x = 1,566,496,875,885,825,097,728
  5. Step 5: Solve for x
    x = 1,566,496,875,885,825,097,728/47,492,933,387.63
  6. Step 6: Final answer
    x = 32,983,788,621.78

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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.