Home / 223,658,194,997.89-308,649,251,704.36-126,001,007,708.21

Finding the Fourth Proportional to 223,658,194,997.89, 308,649,251,704.36 and 126,001,007,708.21

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Solution

The fourth proportional to 223,658,194,997.89, 308,649,251,704.36 and 126,001,007,708.21 is: 173,881,921,668.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,658,194,997.89 : 308,649,251,704.36 = 126,001,007,708.21 : x
  2. Step 2: Convert to fraction form
    223,658,194,997.89/308,649,251,704.36 = 126,001,007,708.21/x
  3. Step 3: Cross multiply
    223,658,194,997.89x = 308,649,251,704.36 × 126,001,007,708.21
  4. Step 4: Simplify right side
    223,658,194,997.89x = 38,890,116,743,134,311,350,272
  5. Step 5: Solve for x
    x = 38,890,116,743,134,311,350,272/223,658,194,997.89
  6. Step 6: Final answer
    x = 173,881,921,668.47

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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.