Home / 1,277,160,767.55-1,915,741,151.33-932,786,999.55

Finding the Fourth Proportional to 1,277,160,767.55, 1,915,741,151.33 and 932,786,999.55

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Solution

The fourth proportional to 1,277,160,767.55, 1,915,741,151.33 and 932,786,999.55 is: 1,399,180,499.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,277,160,767.55 : 1,915,741,151.33 = 932,786,999.55 : x
  2. Step 2: Convert to fraction form
    1,277,160,767.55/1,915,741,151.33 = 932,786,999.55/x
  3. Step 3: Cross multiply
    1,277,160,767.55x = 1,915,741,151.33 × 932,786,999.55
  4. Step 4: Simplify right side
    1,277,160,767.55x = 1,786,978,440,458,909,184
  5. Step 5: Solve for x
    x = 1,786,978,440,458,909,184/1,277,160,767.55
  6. Step 6: Final answer
    x = 1,399,180,499.33

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Double scale
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Similar ratio
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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.