Home / 175,519,998.40-263,279,997.60-84,820,734.40

Finding the Fourth Proportional to 175,519,998.40, 263,279,997.60 and 84,820,734.40

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Solution

The fourth proportional to 175,519,998.40, 263,279,997.60 and 84,820,734.40 is: 127,231,101.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,519,998.40 : 263,279,997.60 = 84,820,734.40 : x
  2. Step 2: Convert to fraction form
    175,519,998.40/263,279,997.60 = 84,820,734.40/x
  3. Step 3: Cross multiply
    175,519,998.40x = 263,279,997.60 × 84,820,734.40
  4. Step 4: Simplify right side
    175,519,998.40x = 22,331,602,749,262,240
  5. Step 5: Solve for x
    x = 22,331,602,749,262,240/175,519,998.40
  6. Step 6: Final answer
    x = 127,231,101.60

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1.5x scale

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.