Home / 3,653,893,153.31-5,041,796,593.22-2,128,232,382.30

Finding the Fourth Proportional to 3,653,893,153.31, 5,041,796,593.22 and 2,128,232,382.30

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Solution

The fourth proportional to 3,653,893,153.31, 5,041,796,593.22 and 2,128,232,382.30 is: 2,936,625,217.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,653,893,153.31 : 5,041,796,593.22 = 2,128,232,382.30 : x
  2. Step 2: Convert to fraction form
    3,653,893,153.31/5,041,796,593.22 = 2,128,232,382.30/x
  3. Step 3: Cross multiply
    3,653,893,153.31x = 5,041,796,593.22 × 2,128,232,382.30
  4. Step 4: Simplify right side
    3,653,893,153.31x = 10,730,114,774,649,982,976
  5. Step 5: Solve for x
    x = 10,730,114,774,649,982,976/3,653,893,153.31
  6. Step 6: Final answer
    x = 2,936,625,217.11

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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.