Home / 3,317,585,979.51-4,578,284,255.99-1,812,233,214.98

Finding the Fourth Proportional to 3,317,585,979.51, 4,578,284,255.99 and 1,812,233,214.98

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Solution

The fourth proportional to 3,317,585,979.51, 4,578,284,255.99 and 1,812,233,214.98 is: 2,500,890,360.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,317,585,979.51 : 4,578,284,255.99 = 1,812,233,214.98 : x
  2. Step 2: Convert to fraction form
    3,317,585,979.51/4,578,284,255.99 = 1,812,233,214.98/x
  3. Step 3: Cross multiply
    3,317,585,979.51x = 4,578,284,255.99 × 1,812,233,214.98
  4. Step 4: Simplify right side
    3,317,585,979.51x = 8,296,918,796,310,061,056
  5. Step 5: Solve for x
    x = 8,296,918,796,310,061,056/3,317,585,979.51
  6. Step 6: Final answer
    x = 2,500,890,360.51

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1.5x scale

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.