Home / 3,953,640,111.96-5,456,008,381.82-2,169,523,415.46

Finding the Fourth Proportional to 3,953,640,111.96, 5,456,008,381.82 and 2,169,523,415.46

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Solution

The fourth proportional to 3,953,640,111.96, 5,456,008,381.82 and 2,169,523,415.46 is: 2,993,934,097.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,953,640,111.96 : 5,456,008,381.82 = 2,169,523,415.46 : x
  2. Step 2: Convert to fraction form
    3,953,640,111.96/5,456,008,381.82 = 2,169,523,415.46/x
  3. Step 3: Cross multiply
    3,953,640,111.96x = 5,456,008,381.82 × 2,169,523,415.46
  4. Step 4: Simplify right side
    3,953,640,111.96x = 11,836,937,939,293,665,280
  5. Step 5: Solve for x
    x = 11,836,937,939,293,665,280/3,953,640,111.96
  6. Step 6: Final answer
    x = 2,993,934,097.21

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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.