Home / 3,653,871,996.47-5,042,391,728.06-1,983,141,165.11

Finding the Fourth Proportional to 3,653,871,996.47, 5,042,391,728.06 and 1,983,141,165.11

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Solution

The fourth proportional to 3,653,871,996.47, 5,042,391,728.06 and 1,983,141,165.11 is: 2,736,761,062.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,653,871,996.47 : 5,042,391,728.06 = 1,983,141,165.11 : x
  2. Step 2: Convert to fraction form
    3,653,871,996.47/5,042,391,728.06 = 1,983,141,165.11/x
  3. Step 3: Cross multiply
    3,653,871,996.47x = 5,042,391,728.06 × 1,983,141,165.11
  4. Step 4: Simplify right side
    3,653,871,996.47x = 9,999,774,606,505,680,896
  5. Step 5: Solve for x
    x = 9,999,774,606,505,680,896/3,653,871,996.47
  6. Step 6: Final answer
    x = 2,736,761,062.29

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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.