Home / 2,377,579,421.63-3,281,099,117.97-1,305,981,836.39

Finding the Fourth Proportional to 2,377,579,421.63, 3,281,099,117.97 and 1,305,981,836.39

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Solution

The fourth proportional to 2,377,579,421.63, 3,281,099,117.97 and 1,305,981,836.39 is: 1,802,276,640.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,377,579,421.63 : 3,281,099,117.97 = 1,305,981,836.39 : x
  2. Step 2: Convert to fraction form
    2,377,579,421.63/3,281,099,117.97 = 1,305,981,836.39/x
  3. Step 3: Cross multiply
    2,377,579,421.63x = 3,281,099,117.97 × 1,305,981,836.39
  4. Step 4: Simplify right side
    2,377,579,421.63x = 4,285,055,851,447,664,128
  5. Step 5: Solve for x
    x = 4,285,055,851,447,664,128/2,377,579,421.63
  6. Step 6: Final answer
    x = 1,802,276,640.05

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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.