Home / 74,532,531.34-111,821,614.26-38,166,670.26

Finding the Fourth Proportional to 74,532,531.34, 111,821,614.26 and 38,166,670.26

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Solution

The fourth proportional to 74,532,531.34, 111,821,614.26 and 38,166,670.26 is: 57,261,689.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,532,531.34 : 111,821,614.26 = 38,166,670.26 : x
  2. Step 2: Convert to fraction form
    74,532,531.34/111,821,614.26 = 38,166,670.26/x
  3. Step 3: Cross multiply
    74,532,531.34x = 111,821,614.26 × 38,166,670.26
  4. Step 4: Simplify right side
    74,532,531.34x = 4,267,858,679,259,208.50
  5. Step 5: Solve for x
    x = 4,267,858,679,259,208.50/74,532,531.34
  6. Step 6: Final answer
    x = 57,261,689.66

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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.