Home / 3,318,320,309.44-4,978,221,724.32-1,248,060,023.68

Finding the Fourth Proportional to 3,318,320,309.44, 4,978,221,724.32 and 1,248,060,023.68

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Solution

The fourth proportional to 3,318,320,309.44, 4,978,221,724.32 and 1,248,060,023.68 is: 1,872,368,832.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,318,320,309.44 : 4,978,221,724.32 = 1,248,060,023.68 : x
  2. Step 2: Convert to fraction form
    3,318,320,309.44/4,978,221,724.32 = 1,248,060,023.68/x
  3. Step 3: Cross multiply
    3,318,320,309.44x = 4,978,221,724.32 × 1,248,060,023.68
  4. Step 4: Simplify right side
    3,318,320,309.44x = 6,213,119,523,139,109,888
  5. Step 5: Solve for x
    x = 6,213,119,523,139,109,888/3,318,320,309.44
  6. Step 6: Final answer
    x = 1,872,368,832.35

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.