Home / 2,116,468,382.44-2,920,789,650.66-1,163,799,633.64

Finding the Fourth Proportional to 2,116,468,382.44, 2,920,789,650.66 and 1,163,799,633.64

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Solution

The fourth proportional to 2,116,468,382.44, 2,920,789,650.66 and 1,163,799,633.64 is: 1,606,078,292.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,116,468,382.44 : 2,920,789,650.66 = 1,163,799,633.64 : x
  2. Step 2: Convert to fraction form
    2,116,468,382.44/2,920,789,650.66 = 1,163,799,633.64/x
  3. Step 3: Cross multiply
    2,116,468,382.44x = 2,920,789,650.66 × 1,163,799,633.64
  4. Step 4: Simplify right side
    2,116,468,382.44x = 3,399,213,925,377,611,776
  5. Step 5: Solve for x
    x = 3,399,213,925,377,611,776/2,116,468,382.44
  6. Step 6: Final answer
    x = 1,606,078,292.30

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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.