Home / 620,330,192.97-856,055,671.11-341,871,719.64

Finding the Fourth Proportional to 620,330,192.97, 856,055,671.11 and 341,871,719.64

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Solution

The fourth proportional to 620,330,192.97, 856,055,671.11 and 341,871,719.64 is: 471,782,975.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    620,330,192.97 : 856,055,671.11 = 341,871,719.64 : x
  2. Step 2: Convert to fraction form
    620,330,192.97/856,055,671.11 = 341,871,719.64/x
  3. Step 3: Cross multiply
    620,330,192.97x = 856,055,671.11 × 341,871,719.64
  4. Step 4: Simplify right side
    620,330,192.97x = 292,661,224,389,949,952
  5. Step 5: Solve for x
    x = 292,661,224,389,949,952/620,330,192.97
  6. Step 6: Final answer
    x = 471,782,975.75

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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.