Home / 121,640,525.64-167,821,857.90-92,241,232.20

Finding the Fourth Proportional to 121,640,525.64, 167,821,857.90 and 92,241,232.20

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Solution

The fourth proportional to 121,640,525.64, 167,821,857.90 and 92,241,232.20 is: 127,261,000.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,640,525.64 : 167,821,857.90 = 92,241,232.20 : x
  2. Step 2: Convert to fraction form
    121,640,525.64/167,821,857.90 = 92,241,232.20/x
  3. Step 3: Cross multiply
    121,640,525.64x = 167,821,857.90 × 92,241,232.20
  4. Step 4: Simplify right side
    121,640,525.64x = 15,480,094,962,789,306
  5. Step 5: Solve for x
    x = 15,480,094,962,789,306/121,640,525.64
  6. Step 6: Final answer
    x = 127,261,000.24

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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.