Home / 20,799,401,697.64-28,703,229,976.74-11,283,953,447.08

Finding the Fourth Proportional to 20,799,401,697.64, 28,703,229,976.74 and 11,283,953,447.08

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Solution

The fourth proportional to 20,799,401,697.64, 28,703,229,976.74 and 11,283,953,447.08 is: 15,571,885,939.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,799,401,697.64 : 28,703,229,976.74 = 11,283,953,447.08 : x
  2. Step 2: Convert to fraction form
    20,799,401,697.64/28,703,229,976.74 = 11,283,953,447.08/x
  3. Step 3: Cross multiply
    20,799,401,697.64x = 28,703,229,976.74 × 11,283,953,447.08
  4. Step 4: Simplify right side
    20,799,401,697.64x = 323,885,910,838,365,323,264
  5. Step 5: Solve for x
    x = 323,885,910,838,365,323,264/20,799,401,697.64
  6. Step 6: Final answer
    x = 15,571,885,939.16

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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.