Home / 535,111,385,785.14-738,469,393,493.48-291,256,649,071.34

Finding the Fourth Proportional to 535,111,385,785.14, 738,469,393,493.48 and 291,256,649,071.34

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Solution

The fourth proportional to 535,111,385,785.14, 738,469,393,493.48 and 291,256,649,071.34 is: 401,942,710,815.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    535,111,385,785.14 : 738,469,393,493.48 = 291,256,649,071.34 : x
  2. Step 2: Convert to fraction form
    535,111,385,785.14/738,469,393,493.48 = 291,256,649,071.34/x
  3. Step 3: Cross multiply
    535,111,385,785.14x = 738,469,393,493.48 × 291,256,649,071.34
  4. Step 4: Simplify right side
    535,111,385,785.14x = 215,084,120,990,655,811,944,448
  5. Step 5: Solve for x
    x = 215,084,120,990,655,811,944,448/535,111,385,785.14
  6. Step 6: Final answer
    x = 401,942,710,815.38

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Double scale
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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.