Home / 299,998,381,910.82-413,998,177,005.28-162,821,210,254.71

Finding the Fourth Proportional to 299,998,381,910.82, 413,998,177,005.28 and 162,821,210,254.71

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Solution

The fourth proportional to 299,998,381,910.82, 413,998,177,005.28 and 162,821,210,254.71 is: 224,693,492,657.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,998,381,910.82 : 413,998,177,005.28 = 162,821,210,254.71 : x
  2. Step 2: Convert to fraction form
    299,998,381,910.82/413,998,177,005.28 = 162,821,210,254.71/x
  3. Step 3: Cross multiply
    299,998,381,910.82x = 413,998,177,005.28 × 162,821,210,254.71
  4. Step 4: Simplify right side
    299,998,381,910.82x = 67,407,684,223,243,344,936,960
  5. Step 5: Solve for x
    x = 67,407,684,223,243,344,936,960/299,998,381,910.82
  6. Step 6: Final answer
    x = 224,693,492,657.84

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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.