Home / 3,901,823,147.58-5,384,521,275.78-2,117,676,628.08

Finding the Fourth Proportional to 3,901,823,147.58, 5,384,521,275.78 and 2,117,676,628.08

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Solution

The fourth proportional to 3,901,823,147.58, 5,384,521,275.78 and 2,117,676,628.08 is: 2,922,396,640.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,901,823,147.58 : 5,384,521,275.78 = 2,117,676,628.08 : x
  2. Step 2: Convert to fraction form
    3,901,823,147.58/5,384,521,275.78 = 2,117,676,628.08/x
  3. Step 3: Cross multiply
    3,901,823,147.58x = 5,384,521,275.78 × 2,117,676,628.08
  4. Step 4: Simplify right side
    3,901,823,147.58x = 11,402,674,859,118,809,088
  5. Step 5: Solve for x
    x = 11,402,674,859,118,809,088/3,901,823,147.58
  6. Step 6: Final answer
    x = 2,922,396,640.71

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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.