Home / 28,213,513,960.68-38,925,884,046.24-16,004,206,860.12

Finding the Fourth Proportional to 28,213,513,960.68, 38,925,884,046.24 and 16,004,206,860.12

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Solution

The fourth proportional to 28,213,513,960.68, 38,925,884,046.24 and 16,004,206,860.12 is: 22,080,833,367.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,213,513,960.68 : 38,925,884,046.24 = 16,004,206,860.12 : x
  2. Step 2: Convert to fraction form
    28,213,513,960.68/38,925,884,046.24 = 16,004,206,860.12/x
  3. Step 3: Cross multiply
    28,213,513,960.68x = 38,925,884,046.24 × 16,004,206,860.12
  4. Step 4: Simplify right side
    28,213,513,960.68x = 622,977,900,489,069,821,952
  5. Step 5: Solve for x
    x = 622,977,900,489,069,821,952/28,213,513,960.68
  6. Step 6: Final answer
    x = 22,080,833,367.91

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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.