Home / 3,612,791,138.77-4,985,247,402.88-2,005,313,895.58

Finding the Fourth Proportional to 3,612,791,138.77, 4,985,247,402.88 and 2,005,313,895.58

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Solution

The fourth proportional to 3,612,791,138.77, 4,985,247,402.88 and 2,005,313,895.58 is: 2,767,108,727.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,612,791,138.77 : 4,985,247,402.88 = 2,005,313,895.58 : x
  2. Step 2: Convert to fraction form
    3,612,791,138.77/4,985,247,402.88 = 2,005,313,895.58/x
  3. Step 3: Cross multiply
    3,612,791,138.77x = 4,985,247,402.88 × 2,005,313,895.58
  4. Step 4: Simplify right side
    3,612,791,138.77x = 9,996,985,889,899,370,496
  5. Step 5: Solve for x
    x = 9,996,985,889,899,370,496/3,612,791,138.77
  6. Step 6: Final answer
    x = 2,767,108,727.27

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1.5x scale

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.