Home / 1,151,285,867.42-1,588,774,497.93-622,649,850.66

Finding the Fourth Proportional to 1,151,285,867.42, 1,588,774,497.93 and 622,649,850.66

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Solution

The fourth proportional to 1,151,285,867.42, 1,588,774,497.93 and 622,649,850.66 is: 859,256,794.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,151,285,867.42 : 1,588,774,497.93 = 622,649,850.66 : x
  2. Step 2: Convert to fraction form
    1,151,285,867.42/1,588,774,497.93 = 622,649,850.66/x
  3. Step 3: Cross multiply
    1,151,285,867.42x = 1,588,774,497.93 × 622,649,850.66
  4. Step 4: Simplify right side
    1,151,285,867.42x = 989,250,203,868,530,944
  5. Step 5: Solve for x
    x = 989,250,203,868,530,944/1,151,285,867.42
  6. Step 6: Final answer
    x = 859,256,794.40

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Double scale
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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.