Home / 1,812,150,247.21-2,500,684,684.29-1,008,417,479.24

Finding the Fourth Proportional to 1,812,150,247.21, 2,500,684,684.29 and 1,008,417,479.24

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Solution

The fourth proportional to 1,812,150,247.21, 2,500,684,684.29 and 1,008,417,479.24 is: 1,391,570,124.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,812,150,247.21 : 2,500,684,684.29 = 1,008,417,479.24 : x
  2. Step 2: Convert to fraction form
    1,812,150,247.21/2,500,684,684.29 = 1,008,417,479.24/x
  3. Step 3: Cross multiply
    1,812,150,247.21x = 2,500,684,684.29 × 1,008,417,479.24
  4. Step 4: Simplify right side
    1,812,150,247.21x = 2,521,734,145,712,048,640
  5. Step 5: Solve for x
    x = 2,521,734,145,712,048,640/1,812,150,247.21
  6. Step 6: Final answer
    x = 1,391,570,124.83

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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.