Home / 3,638,626,892.16-5,021,305,107.53-1,967,876,031.52

Finding the Fourth Proportional to 3,638,626,892.16, 5,021,305,107.53 and 1,967,876,031.52

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Solution

The fourth proportional to 3,638,626,892.16, 5,021,305,107.53 and 1,967,876,031.52 is: 2,715,668,921.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,638,626,892.16 : 5,021,305,107.53 = 1,967,876,031.52 : x
  2. Step 2: Convert to fraction form
    3,638,626,892.16/5,021,305,107.53 = 1,967,876,031.52/x
  3. Step 3: Cross multiply
    3,638,626,892.16x = 5,021,305,107.53 × 1,967,876,031.52
  4. Step 4: Simplify right side
    3,638,626,892.16x = 9,881,305,968,064,950,272
  5. Step 5: Solve for x
    x = 9,881,305,968,064,950,272/3,638,626,892.16
  6. Step 6: Final answer
    x = 2,715,668,921.53

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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.