Home / 79,030,359.88-118,459,062.06-40,694,174.44

Finding the Fourth Proportional to 79,030,359.88, 118,459,062.06 and 40,694,174.44

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Solution

The fourth proportional to 79,030,359.88, 118,459,062.06 and 40,694,174.44 is: 60,996,732.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,030,359.88 : 118,459,062.06 = 40,694,174.44 : x
  2. Step 2: Convert to fraction form
    79,030,359.88/118,459,062.06 = 40,694,174.44/x
  3. Step 3: Cross multiply
    79,030,359.88x = 118,459,062.06 × 40,694,174.44
  4. Step 4: Simplify right side
    79,030,359.88x = 4,820,593,735,468,426
  5. Step 5: Solve for x
    x = 4,820,593,735,468,426/79,030,359.88
  6. Step 6: Final answer
    x = 60,996,732.68

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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.