Home / 187,235,415.60-280,853,998.20-66,066,867.60

Finding the Fourth Proportional to 187,235,415.60, 280,853,998.20 and 66,066,867.60

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Solution

The fourth proportional to 187,235,415.60, 280,853,998.20 and 66,066,867.60 is: 99,100,610.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,235,415.60 : 280,853,998.20 = 66,066,867.60 : x
  2. Step 2: Convert to fraction form
    187,235,415.60/280,853,998.20 = 66,066,867.60/x
  3. Step 3: Cross multiply
    187,235,415.60x = 280,853,998.20 × 66,066,867.60
  4. Step 4: Simplify right side
    187,235,415.60x = 18,555,143,914,010,036
  5. Step 5: Solve for x
    x = 18,555,143,914,010,036/187,235,415.60
  6. Step 6: Final answer
    x = 99,100,610.08

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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.