Home / 2,080,519,177.32-3,120,301,210.83-1,240,399,639.17

Finding the Fourth Proportional to 2,080,519,177.32, 3,120,301,210.83 and 1,240,399,639.17

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Solution

The fourth proportional to 2,080,519,177.32, 3,120,301,210.83 and 1,240,399,639.17 is: 1,860,314,741.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,080,519,177.32 : 3,120,301,210.83 = 1,240,399,639.17 : x
  2. Step 2: Convert to fraction form
    2,080,519,177.32/3,120,301,210.83 = 1,240,399,639.17/x
  3. Step 3: Cross multiply
    2,080,519,177.32x = 3,120,301,210.83 × 1,240,399,639.17
  4. Step 4: Simplify right side
    2,080,519,177.32x = 3,870,420,496,015,246,336
  5. Step 5: Solve for x
    x = 3,870,420,496,015,246,336/2,080,519,177.32
  6. Step 6: Final answer
    x = 1,860,314,741.73

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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.