Home / 342,546,969.60-472,715,285.22-185,914,078.79

Finding the Fourth Proportional to 342,546,969.60, 472,715,285.22 and 185,914,078.79

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Solution

The fourth proportional to 342,546,969.60, 472,715,285.22 and 185,914,078.79 is: 256,561,682.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    342,546,969.60 : 472,715,285.22 = 185,914,078.79 : x
  2. Step 2: Convert to fraction form
    342,546,969.60/472,715,285.22 = 185,914,078.79/x
  3. Step 3: Cross multiply
    342,546,969.60x = 472,715,285.22 × 185,914,078.79
  4. Step 4: Simplify right side
    342,546,969.60x = 87,884,426,779,264,832
  5. Step 5: Solve for x
    x = 87,884,426,779,264,832/342,546,969.60
  6. Step 6: Final answer
    x = 256,561,682.28

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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.