Home / 684,192,226.92-944,964,718.26-463,793,015.40

Finding the Fourth Proportional to 684,192,226.92, 944,964,718.26 and 463,793,015.40

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Solution

The fourth proportional to 684,192,226.92, 944,964,718.26 and 463,793,015.40 is: 640,562,723.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    684,192,226.92 : 944,964,718.26 = 463,793,015.40 : x
  2. Step 2: Convert to fraction form
    684,192,226.92/944,964,718.26 = 463,793,015.40/x
  3. Step 3: Cross multiply
    684,192,226.92x = 944,964,718.26 × 463,793,015.40
  4. Step 4: Simplify right side
    684,192,226.92x = 438,268,036,128,416,832
  5. Step 5: Solve for x
    x = 438,268,036,128,416,832/684,192,226.92
  6. Step 6: Final answer
    x = 640,562,723.29

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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.