Home / 3,181,048,631,917.20-4,771,573,011,012.40-763,549,454,010.12

Finding the Fourth Proportional to 3,181,048,631,917.20, 4,771,573,011,012.40 and 763,549,454,010.12

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Solution

The fourth proportional to 3,181,048,631,917.20, 4,771,573,011,012.40 and 763,549,454,010.12 is: 1,145,324,196,169.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,181,048,631,917.20 : 4,771,573,011,012.40 = 763,549,454,010.12 : x
  2. Step 2: Convert to fraction form
    3,181,048,631,917.20/4,771,573,011,012.40 = 763,549,454,010.12/x
  3. Step 3: Cross multiply
    3,181,048,631,917.20x = 4,771,573,011,012.40 × 763,549,454,010.12
  4. Step 4: Simplify right side
    3,181,048,631,917.20x = 3,643,331,967,327,942,647,742,464
  5. Step 5: Solve for x
    x = 3,643,331,967,327,942,647,742,464/3,181,048,631,917.20
  6. Step 6: Final answer
    x = 1,145,324,196,169.90

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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.