Home / 53,265,054,307.32-73,505,189,758.68-28,849,857,128.64

Finding the Fourth Proportional to 53,265,054,307.32, 73,505,189,758.68 and 28,849,857,128.64

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Solution

The fourth proportional to 53,265,054,307.32, 73,505,189,758.68 and 28,849,857,128.64 is: 39,812,485,884.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,265,054,307.32 : 73,505,189,758.68 = 28,849,857,128.64 : x
  2. Step 2: Convert to fraction form
    53,265,054,307.32/73,505,189,758.68 = 28,849,857,128.64/x
  3. Step 3: Cross multiply
    53,265,054,307.32x = 73,505,189,758.68 × 28,849,857,128.64
  4. Step 4: Simplify right side
    53,265,054,307.32x = 2,120,614,222,751,489,851,392
  5. Step 5: Solve for x
    x = 2,120,614,222,751,489,851,392/53,265,054,307.32
  6. Step 6: Final answer
    x = 39,812,485,884.58

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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.