Home / 302,376,726,906.40-417,280,050,550.52-163,328,007,998.48

Finding the Fourth Proportional to 302,376,726,906.40, 417,280,050,550.52 and 163,328,007,998.48

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Solution

The fourth proportional to 302,376,726,906.40, 417,280,050,550.52 and 163,328,007,998.48 is: 225,392,741,469.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,376,726,906.40 : 417,280,050,550.52 = 163,328,007,998.48 : x
  2. Step 2: Convert to fraction form
    302,376,726,906.40/417,280,050,550.52 = 163,328,007,998.48/x
  3. Step 3: Cross multiply
    302,376,726,906.40x = 417,280,050,550.52 × 163,328,007,998.48
  4. Step 4: Simplify right side
    302,376,726,906.40x = 68,153,519,433,921,473,806,336
  5. Step 5: Solve for x
    x = 68,153,519,433,921,473,806,336/302,376,726,906.40
  6. Step 6: Final answer
    x = 225,392,741,469.21

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1.5x scale

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.