Home / 3,901,823,178.89-5,384,521,319.00-2,117,676,659.38

Finding the Fourth Proportional to 3,901,823,178.89, 5,384,521,319.00 and 2,117,676,659.38

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Solution

The fourth proportional to 3,901,823,178.89, 5,384,521,319.00 and 2,117,676,659.38 is: 2,922,396,683.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,901,823,178.89 : 5,384,521,319.00 = 2,117,676,659.38 : x
  2. Step 2: Convert to fraction form
    3,901,823,178.89/5,384,521,319.00 = 2,117,676,659.38/x
  3. Step 3: Cross multiply
    3,901,823,178.89x = 5,384,521,319.00 × 2,117,676,659.38
  4. Step 4: Simplify right side
    3,901,823,178.89x = 11,402,675,119,156,260,864
  5. Step 5: Solve for x
    x = 11,402,675,119,156,260,864/3,901,823,178.89
  6. Step 6: Final answer
    x = 2,922,396,683.90

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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.