Home / 371,567,192.25-557,568,123.83-138,558,878.71

Finding the Fourth Proportional to 371,567,192.25, 557,568,123.83 and 138,558,878.71

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Solution

The fourth proportional to 371,567,192.25, 557,568,123.83 and 138,558,878.71 is: 207,919,363.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    371,567,192.25 : 557,568,123.83 = 138,558,878.71 : x
  2. Step 2: Convert to fraction form
    371,567,192.25/557,568,123.83 = 138,558,878.71/x
  3. Step 3: Cross multiply
    371,567,192.25x = 557,568,123.83 × 138,558,878.71
  4. Step 4: Simplify right side
    371,567,192.25x = 77,256,014,042,323,248
  5. Step 5: Solve for x
    x = 77,256,014,042,323,248/371,567,192.25
  6. Step 6: Final answer
    x = 207,919,363.32

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.