Home / 341,253,853,538.58-470,751,775,449.49-211,001,071,416.61

Finding the Fourth Proportional to 341,253,853,538.58, 470,751,775,449.49 and 211,001,071,416.61

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Solution

The fourth proportional to 341,253,853,538.58, 470,751,775,449.49 and 211,001,071,416.61 is: 291,071,083,772.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,253,853,538.58 : 470,751,775,449.49 = 211,001,071,416.61 : x
  2. Step 2: Convert to fraction form
    341,253,853,538.58/470,751,775,449.49 = 211,001,071,416.61/x
  3. Step 3: Cross multiply
    341,253,853,538.58x = 470,751,775,449.49 × 211,001,071,416.61
  4. Step 4: Simplify right side
    341,253,853,538.58x = 99,329,128,991,113,789,571,072
  5. Step 5: Solve for x
    x = 99,329,128,991,113,789,571,072/341,253,853,538.58
  6. Step 6: Final answer
    x = 291,071,083,772.79

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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.