Home / 3,988,052,979.64-5,976,732,255.54-3,103,806,064.12

Finding the Fourth Proportional to 3,988,052,979.64, 5,976,732,255.54 and 3,103,806,064.12

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Solution

The fourth proportional to 3,988,052,979.64, 5,976,732,255.54 and 3,103,806,064.12 is: 4,651,547,487.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,988,052,979.64 : 5,976,732,255.54 = 3,103,806,064.12 : x
  2. Step 2: Convert to fraction form
    3,988,052,979.64/5,976,732,255.54 = 3,103,806,064.12/x
  3. Step 3: Cross multiply
    3,988,052,979.64x = 5,976,732,255.54 × 3,103,806,064.12
  4. Step 4: Simplify right side
    3,988,052,979.64x = 18,550,617,818,366,656,512
  5. Step 5: Solve for x
    x = 18,550,617,818,366,656,512/3,988,052,979.64
  6. Step 6: Final answer
    x = 4,651,547,487.73

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.