Home / 74,431,536.50-111,546,704.12-28,348,266.47

Finding the Fourth Proportional to 74,431,536.50, 111,546,704.12 and 28,348,266.47

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Solution

The fourth proportional to 74,431,536.50, 111,546,704.12 and 28,348,266.47 is: 42,484,084.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,431,536.50 : 111,546,704.12 = 28,348,266.47 : x
  2. Step 2: Convert to fraction form
    74,431,536.50/111,546,704.12 = 28,348,266.47/x
  3. Step 3: Cross multiply
    74,431,536.50x = 111,546,704.12 × 28,348,266.47
  4. Step 4: Simplify right side
    74,431,536.50x = 3,162,155,691,544,532
  5. Step 5: Solve for x
    x = 3,162,155,691,544,532/74,431,536.50
  6. Step 6: Final answer
    x = 42,484,084.57

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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.