Home / 3,240,479,644-4,472,581,309.86-1,970,050,678.12

Finding the Fourth Proportional to 3,240,479,644, 4,472,581,309.86 and 1,970,050,678.12

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Solution

The fourth proportional to 3,240,479,644, 4,472,581,309.86 and 1,970,050,678.12 is: 2,719,107,295.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,240,479,644 : 4,472,581,309.86 = 1,970,050,678.12 : x
  2. Step 2: Convert to fraction form
    3,240,479,644/4,472,581,309.86 = 1,970,050,678.12/x
  3. Step 3: Cross multiply
    3,240,479,644x = 4,472,581,309.86 × 1,970,050,678.12
  4. Step 4: Simplify right side
    3,240,479,644x = 8,811,211,842,436,529,152
  5. Step 5: Solve for x
    x = 8,811,211,842,436,529,152/3,240,479,644
  6. Step 6: Final answer
    x = 2,719,107,295.97

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.