Home / 202,416,673.30-303,625,009.95-100,380,001.30

Finding the Fourth Proportional to 202,416,673.30, 303,625,009.95 and 100,380,001.30

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Solution

The fourth proportional to 202,416,673.30, 303,625,009.95 and 100,380,001.30 is: 150,570,001.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,416,673.30 : 303,625,009.95 = 100,380,001.30 : x
  2. Step 2: Convert to fraction form
    202,416,673.30/303,625,009.95 = 100,380,001.30/x
  3. Step 3: Cross multiply
    202,416,673.30x = 303,625,009.95 × 100,380,001.30
  4. Step 4: Simplify right side
    202,416,673.30x = 30,477,878,893,493,512
  5. Step 5: Solve for x
    x = 30,477,878,893,493,512/202,416,673.30
  6. Step 6: Final answer
    x = 150,570,001.95

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.