Home / 3,823,347,761.29-5,275,519,495.79-2,129,760,259.93

Finding the Fourth Proportional to 3,823,347,761.29, 5,275,519,495.79 and 2,129,760,259.93

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Solution

The fourth proportional to 3,823,347,761.29, 5,275,519,495.79 and 2,129,760,259.93 is: 2,938,678,999.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,823,347,761.29 : 5,275,519,495.79 = 2,129,760,259.93 : x
  2. Step 2: Convert to fraction form
    3,823,347,761.29/5,275,519,495.79 = 2,129,760,259.93/x
  3. Step 3: Cross multiply
    3,823,347,761.29x = 5,275,519,495.79 × 2,129,760,259.93
  4. Step 4: Simplify right side
    3,823,347,761.29x = 11,235,591,772,585,631,744
  5. Step 5: Solve for x
    x = 11,235,591,772,585,631,744/3,823,347,761.29
  6. Step 6: Final answer
    x = 2,938,678,999.16

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Double scale
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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.