Home / 223,658,195,005.86-308,649,251,715.41-126,001,007,716.21

Finding the Fourth Proportional to 223,658,195,005.86, 308,649,251,715.41 and 126,001,007,716.21

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Solution

The fourth proportional to 223,658,195,005.86, 308,649,251,715.41 and 126,001,007,716.21 is: 173,881,921,679.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,658,195,005.86 : 308,649,251,715.41 = 126,001,007,716.21 : x
  2. Step 2: Convert to fraction form
    223,658,195,005.86/308,649,251,715.41 = 126,001,007,716.21/x
  3. Step 3: Cross multiply
    223,658,195,005.86x = 308,649,251,715.41 × 126,001,007,716.21
  4. Step 4: Simplify right side
    223,658,195,005.86x = 38,890,116,746,995,814,105,088
  5. Step 5: Solve for x
    x = 38,890,116,746,995,814,105,088/223,658,195,005.86
  6. Step 6: Final answer
    x = 173,881,921,679.54

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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.