Home / 3,557,640,938.25-4,906,681,802.53-3,127,558,647.79

Finding the Fourth Proportional to 3,557,640,938.25, 4,906,681,802.53 and 3,127,558,647.79

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Solution

The fourth proportional to 3,557,640,938.25, 4,906,681,802.53 and 3,127,558,647.79 is: 4,313,514,311.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,557,640,938.25 : 4,906,681,802.53 = 3,127,558,647.79 : x
  2. Step 2: Convert to fraction form
    3,557,640,938.25/4,906,681,802.53 = 3,127,558,647.79/x
  3. Step 3: Cross multiply
    3,557,640,938.25x = 4,906,681,802.53 × 3,127,558,647.79
  4. Step 4: Simplify right side
    3,557,640,938.25x = 15,345,935,103,456,526,336
  5. Step 5: Solve for x
    x = 15,345,935,103,456,526,336/3,557,640,938.25
  6. Step 6: Final answer
    x = 4,313,514,311.82

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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.