Home / 2,279,876,384.84-3,146,205,364.13-1,276,302,194.42

Finding the Fourth Proportional to 2,279,876,384.84, 3,146,205,364.13 and 1,276,302,194.42

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Solution

The fourth proportional to 2,279,876,384.84, 3,146,205,364.13 and 1,276,302,194.42 is: 1,761,283,566.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,279,876,384.84 : 3,146,205,364.13 = 1,276,302,194.42 : x
  2. Step 2: Convert to fraction form
    2,279,876,384.84/3,146,205,364.13 = 1,276,302,194.42/x
  3. Step 3: Cross multiply
    2,279,876,384.84x = 3,146,205,364.13 × 1,276,302,194.42
  4. Step 4: Simplify right side
    2,279,876,384.84x = 4,015,508,810,322,553,856
  5. Step 5: Solve for x
    x = 4,015,508,810,322,553,856/2,279,876,384.84
  6. Step 6: Final answer
    x = 1,761,283,566.53

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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.