Home / 5,242,516,321.20-7,234,672,246.54-2,831,198,581.51

Finding the Fourth Proportional to 5,242,516,321.20, 7,234,672,246.54 and 2,831,198,581.51

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Solution

The fourth proportional to 5,242,516,321.20, 7,234,672,246.54 and 2,831,198,581.51 is: 3,907,053,893.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,242,516,321.20 : 7,234,672,246.54 = 2,831,198,581.51 : x
  2. Step 2: Convert to fraction form
    5,242,516,321.20/7,234,672,246.54 = 2,831,198,581.51/x
  3. Step 3: Cross multiply
    5,242,516,321.20x = 7,234,672,246.54 × 2,831,198,581.51
  4. Step 4: Simplify right side
    5,242,516,321.20x = 20,482,793,802,057,641,984
  5. Step 5: Solve for x
    x = 20,482,793,802,057,641,984/5,242,516,321.20
  6. Step 6: Final answer
    x = 3,907,053,893.04

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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.