Home / 201,315,705.37-277,783,264.48-113,204,449.69

Finding the Fourth Proportional to 201,315,705.37, 277,783,264.48 and 113,204,449.69

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Solution

The fourth proportional to 201,315,705.37, 277,783,264.48 and 113,204,449.69 is: 156,203,916.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,315,705.37 : 277,783,264.48 = 113,204,449.69 : x
  2. Step 2: Convert to fraction form
    201,315,705.37/277,783,264.48 = 113,204,449.69/x
  3. Step 3: Cross multiply
    201,315,705.37x = 277,783,264.48 × 113,204,449.69
  4. Step 4: Simplify right side
    201,315,705.37x = 31,446,301,587,161,212
  5. Step 5: Solve for x
    x = 31,446,301,587,161,212/201,315,705.37
  6. Step 6: Final answer
    x = 156,203,916.28

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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.