Home / 57,320,719.64-79,105,917.80-43,166,565.80

Finding the Fourth Proportional to 57,320,719.64, 79,105,917.80 and 43,166,565.80

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Solution

The fourth proportional to 57,320,719.64, 79,105,917.80 and 43,166,565.80 is: 59,572,364.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,320,719.64 : 79,105,917.80 = 43,166,565.80 : x
  2. Step 2: Convert to fraction form
    57,320,719.64/79,105,917.80 = 43,166,565.80/x
  3. Step 3: Cross multiply
    57,320,719.64x = 79,105,917.80 × 43,166,565.80
  4. Step 4: Simplify right side
    57,320,719.64x = 3,414,730,805,883,091
  5. Step 5: Solve for x
    x = 3,414,730,805,883,091/57,320,719.64
  6. Step 6: Final answer
    x = 59,572,364.54

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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.