Home / 29,696,510,974.19-40,981,961,841.33-16,148,940,478.38

Finding the Fourth Proportional to 29,696,510,974.19, 40,981,961,841.33 and 16,148,940,478.38

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Solution

The fourth proportional to 29,696,510,974.19, 40,981,961,841.33 and 16,148,940,478.38 is: 22,285,960,227.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,696,510,974.19 : 40,981,961,841.33 = 16,148,940,478.38 : x
  2. Step 2: Convert to fraction form
    29,696,510,974.19/40,981,961,841.33 = 16,148,940,478.38/x
  3. Step 3: Cross multiply
    29,696,510,974.19x = 40,981,961,841.33 × 16,148,940,478.38
  4. Step 4: Simplify right side
    29,696,510,974.19x = 661,815,262,462,910,922,752
  5. Step 5: Solve for x
    x = 661,815,262,462,910,922,752/29,696,510,974.19
  6. Step 6: Final answer
    x = 22,285,960,227.38

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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.