Home / 75,580,863.79-104,301,336.25-42,541,093.78

Finding the Fourth Proportional to 75,580,863.79, 104,301,336.25 and 42,541,093.78

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Solution

The fourth proportional to 75,580,863.79, 104,301,336.25 and 42,541,093.78 is: 58,706,565.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,580,863.79 : 104,301,336.25 = 42,541,093.78 : x
  2. Step 2: Convert to fraction form
    75,580,863.79/104,301,336.25 = 42,541,093.78/x
  3. Step 3: Cross multiply
    75,580,863.79x = 104,301,336.25 × 42,541,093.78
  4. Step 4: Simplify right side
    75,580,863.79x = 4,437,092,926,790,563.50
  5. Step 5: Solve for x
    x = 4,437,092,926,790,563.50/75,580,863.79
  6. Step 6: Final answer
    x = 58,706,565.45

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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.