Home / 223,658,195,006.86-308,649,251,716.79-126,001,007,717.21

Finding the Fourth Proportional to 223,658,195,006.86, 308,649,251,716.79 and 126,001,007,717.21

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Solution

The fourth proportional to 223,658,195,006.86, 308,649,251,716.79 and 126,001,007,717.21 is: 173,881,921,680.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,658,195,006.86 : 308,649,251,716.79 = 126,001,007,717.21 : x
  2. Step 2: Convert to fraction form
    223,658,195,006.86/308,649,251,716.79 = 126,001,007,717.21/x
  3. Step 3: Cross multiply
    223,658,195,006.86x = 308,649,251,716.79 × 126,001,007,717.21
  4. Step 4: Simplify right side
    223,658,195,006.86x = 38,890,116,747,478,352,003,072
  5. Step 5: Solve for x
    x = 38,890,116,747,478,352,003,072/223,658,195,006.86
  6. Step 6: Final answer
    x = 173,881,921,680.92

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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.