Home / 3,557,640,847.32-4,906,681,677.72-3,127,558,556.94

Finding the Fourth Proportional to 3,557,640,847.32, 4,906,681,677.72 and 3,127,558,556.94

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Solution

The fourth proportional to 3,557,640,847.32, 4,906,681,677.72 and 3,127,558,556.94 is: 4,313,514,187.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,557,640,847.32 : 4,906,681,677.72 = 3,127,558,556.94 : x
  2. Step 2: Convert to fraction form
    3,557,640,847.32/4,906,681,677.72 = 3,127,558,556.94/x
  3. Step 3: Cross multiply
    3,557,640,847.32x = 4,906,681,677.72 × 3,127,558,556.94
  4. Step 4: Simplify right side
    3,557,640,847.32x = 15,345,934,267,333,902,336
  5. Step 5: Solve for x
    x = 15,345,934,267,333,902,336/3,557,640,847.32
  6. Step 6: Final answer
    x = 4,313,514,187.05

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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.