Home / 15,107,335,854.22-20,848,143,561.51-8,333,002,512.46

Finding the Fourth Proportional to 15,107,335,854.22, 20,848,143,561.51 and 8,333,002,512.46

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Solution

The fourth proportional to 15,107,335,854.22, 20,848,143,561.51 and 8,333,002,512.46 is: 11,499,554,544.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,107,335,854.22 : 20,848,143,561.51 = 8,333,002,512.46 : x
  2. Step 2: Convert to fraction form
    15,107,335,854.22/20,848,143,561.51 = 8,333,002,512.46/x
  3. Step 3: Cross multiply
    15,107,335,854.22x = 20,848,143,561.51 × 8,333,002,512.46
  4. Step 4: Simplify right side
    15,107,335,854.22x = 173,727,632,678,189,596,672
  5. Step 5: Solve for x
    x = 173,727,632,678,189,596,672/15,107,335,854.22
  6. Step 6: Final answer
    x = 11,499,554,544.53

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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.