Home / 75,584,558.40-113,376,837.60-74,324,846.40

Finding the Fourth Proportional to 75,584,558.40, 113,376,837.60 and 74,324,846.40

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Solution

The fourth proportional to 75,584,558.40, 113,376,837.60 and 74,324,846.40 is: 111,487,269.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,584,558.40 : 113,376,837.60 = 74,324,846.40 : x
  2. Step 2: Convert to fraction form
    75,584,558.40/113,376,837.60 = 74,324,846.40/x
  3. Step 3: Cross multiply
    75,584,558.40x = 113,376,837.60 × 74,324,846.40
  4. Step 4: Simplify right side
    75,584,558.40x = 8,426,716,039,937,745
  5. Step 5: Solve for x
    x = 8,426,716,039,937,745/75,584,558.40
  6. Step 6: Final answer
    x = 111,487,269.60

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.