Home / 256,772,804.16-384,919,589.94-101,327,899.37

Finding the Fourth Proportional to 256,772,804.16, 384,919,589.94 and 101,327,899.37

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Solution

The fourth proportional to 256,772,804.16, 384,919,589.94 and 101,327,899.37 is: 151,897,291.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    256,772,804.16 : 384,919,589.94 = 101,327,899.37 : x
  2. Step 2: Convert to fraction form
    256,772,804.16/384,919,589.94 = 101,327,899.37/x
  3. Step 3: Cross multiply
    256,772,804.16x = 384,919,589.94 × 101,327,899.37
  4. Step 4: Simplify right side
    256,772,804.16x = 39,003,093,474,840,648
  5. Step 5: Solve for x
    x = 39,003,093,474,840,648/256,772,804.16
  6. Step 6: Final answer
    x = 151,897,291.47

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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.