Home / 3,119,719,450.96-4,679,578,892.36-1,372,922,187.12

Finding the Fourth Proportional to 3,119,719,450.96, 4,679,578,892.36 and 1,372,922,187.12

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Solution

The fourth proportional to 3,119,719,450.96, 4,679,578,892.36 and 1,372,922,187.12 is: 2,059,383,155.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,119,719,450.96 : 4,679,578,892.36 = 1,372,922,187.12 : x
  2. Step 2: Convert to fraction form
    3,119,719,450.96/4,679,578,892.36 = 1,372,922,187.12/x
  3. Step 3: Cross multiply
    3,119,719,450.96x = 4,679,578,892.36 × 1,372,922,187.12
  4. Step 4: Simplify right side
    3,119,719,450.96x = 6,424,697,687,699,477,504
  5. Step 5: Solve for x
    x = 6,424,697,687,699,477,504/3,119,719,450.96
  6. Step 6: Final answer
    x = 2,059,383,155.66

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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.