Home / 3,798,508,985.38-5,242,233,204.30-2,390,020,274.26

Finding the Fourth Proportional to 3,798,508,985.38, 5,242,233,204.30 and 2,390,020,274.26

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Solution

The fourth proportional to 3,798,508,985.38, 5,242,233,204.30 and 2,390,020,274.26 is: 3,298,410,952.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,798,508,985.38 : 5,242,233,204.30 = 2,390,020,274.26 : x
  2. Step 2: Convert to fraction form
    3,798,508,985.38/5,242,233,204.30 = 2,390,020,274.26/x
  3. Step 3: Cross multiply
    3,798,508,985.38x = 5,242,233,204.30 × 2,390,020,274.26
  4. Step 4: Simplify right side
    3,798,508,985.38x = 12,529,043,640,675,966,976
  5. Step 5: Solve for x
    x = 12,529,043,640,675,966,976/3,798,508,985.38
  6. Step 6: Final answer
    x = 3,298,410,952.53

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Double scale
Find fourth proportional to 3,798,508,986.38, 5,242,233,205.68 and 2,390,020,275.26
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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.