Home / 3,557,640,938.75-4,906,681,803.23-3,127,558,648.29

Finding the Fourth Proportional to 3,557,640,938.75, 4,906,681,803.23 and 3,127,558,648.29

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Solution

The fourth proportional to 3,557,640,938.75, 4,906,681,803.23 and 3,127,558,648.29 is: 4,313,514,312.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,557,640,938.75 : 4,906,681,803.23 = 3,127,558,648.29 : x
  2. Step 2: Convert to fraction form
    3,557,640,938.75/4,906,681,803.23 = 3,127,558,648.29/x
  3. Step 3: Cross multiply
    3,557,640,938.75x = 4,906,681,803.23 × 3,127,558,648.29
  4. Step 4: Simplify right side
    3,557,640,938.75x = 15,345,935,108,083,521,536
  5. Step 5: Solve for x
    x = 15,345,935,108,083,521,536/3,557,640,938.75
  6. Step 6: Final answer
    x = 4,313,514,312.52

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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.