Home / 386,677,271,073.32-533,543,797,197-215,394,940,071.08

Finding the Fourth Proportional to 386,677,271,073.32, 533,543,797,197 and 215,394,940,071.08

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Solution

The fourth proportional to 386,677,271,073.32, 533,543,797,197 and 215,394,940,071.08 is: 297,205,558,277.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    386,677,271,073.32 : 533,543,797,197 = 215,394,940,071.08 : x
  2. Step 2: Convert to fraction form
    386,677,271,073.32/533,543,797,197 = 215,394,940,071.08/x
  3. Step 3: Cross multiply
    386,677,271,073.32x = 533,543,797,197 × 215,394,940,071.08
  4. Step 4: Simplify right side
    386,677,271,073.32x = 114,922,634,222,544,267,247,616
  5. Step 5: Solve for x
    x = 114,922,634,222,544,267,247,616/386,677,271,073.32
  6. Step 6: Final answer
    x = 297,205,558,277.44

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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.