Home / 2,917,147,899.84-4,024,157,653.98-1,977,029,033.28

Finding the Fourth Proportional to 2,917,147,899.84, 4,024,157,653.98 and 1,977,029,033.28

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Solution

The fourth proportional to 2,917,147,899.84, 4,024,157,653.98 and 1,977,029,033.28 is: 2,727,279,106.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,917,147,899.84 : 4,024,157,653.98 = 1,977,029,033.28 : x
  2. Step 2: Convert to fraction form
    2,917,147,899.84/4,024,157,653.98 = 1,977,029,033.28/x
  3. Step 3: Cross multiply
    2,917,147,899.84x = 4,024,157,653.98 × 1,977,029,033.28
  4. Step 4: Simplify right side
    2,917,147,899.84x = 7,955,876,516,414,392,320
  5. Step 5: Solve for x
    x = 7,955,876,516,414,392,320/2,917,147,899.84
  6. Step 6: Final answer
    x = 2,727,279,106.02

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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.