Home / 286,801,004,729.07-395,820,092,375.10-163,232,188,001.42

Finding the Fourth Proportional to 286,801,004,729.07, 395,820,092,375.10 and 163,232,188,001.42

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Solution

The fourth proportional to 286,801,004,729.07, 395,820,092,375.10 and 163,232,188,001.42 is: 225,280,172,202.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    286,801,004,729.07 : 395,820,092,375.10 = 163,232,188,001.42 : x
  2. Step 2: Convert to fraction form
    286,801,004,729.07/395,820,092,375.10 = 163,232,188,001.42/x
  3. Step 3: Cross multiply
    286,801,004,729.07x = 395,820,092,375.10 × 163,232,188,001.42
  4. Step 4: Simplify right side
    286,801,004,729.07x = 64,610,579,733,311,756,697,600
  5. Step 5: Solve for x
    x = 64,610,579,733,311,756,697,600/286,801,004,729.07
  6. Step 6: Final answer
    x = 225,280,172,202.84

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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.