Home / 5,242,516,322.20-7,234,672,247.92-2,831,198,582.51

Finding the Fourth Proportional to 5,242,516,322.20, 7,234,672,247.92 and 2,831,198,582.51

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Solution

The fourth proportional to 5,242,516,322.20, 7,234,672,247.92 and 2,831,198,582.51 is: 3,907,053,894.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,242,516,322.20 : 7,234,672,247.92 = 2,831,198,582.51 : x
  2. Step 2: Convert to fraction form
    5,242,516,322.20/7,234,672,247.92 = 2,831,198,582.51/x
  3. Step 3: Cross multiply
    5,242,516,322.20x = 7,234,672,247.92 × 2,831,198,582.51
  4. Step 4: Simplify right side
    5,242,516,322.20x = 20,482,793,813,235,539,968
  5. Step 5: Solve for x
    x = 20,482,793,813,235,539,968/5,242,516,322.20
  6. Step 6: Final answer
    x = 3,907,053,894.42

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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.