Home / 202,157,009.92-303,269,013.24-70,965,255.16

Finding the Fourth Proportional to 202,157,009.92, 303,269,013.24 and 70,965,255.16

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Solution

The fourth proportional to 202,157,009.92, 303,269,013.24 and 70,965,255.16 is: 106,459,642.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,157,009.92 : 303,269,013.24 = 70,965,255.16 : x
  2. Step 2: Convert to fraction form
    202,157,009.92/303,269,013.24 = 70,965,255.16/x
  3. Step 3: Cross multiply
    202,157,009.92x = 303,269,013.24 × 70,965,255.16
  4. Step 4: Simplify right side
    202,157,009.92x = 21,521,562,906,698,016
  5. Step 5: Solve for x
    x = 21,521,562,906,698,016/202,157,009.92
  6. Step 6: Final answer
    x = 106,459,642.01

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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.