Home / 75,380,741.84-113,089,290.51-26,189,435.54

Finding the Fourth Proportional to 75,380,741.84, 113,089,290.51 and 26,189,435.54

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Solution

The fourth proportional to 75,380,741.84, 113,089,290.51 and 26,189,435.54 is: 39,290,468.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,380,741.84 : 113,089,290.51 = 26,189,435.54 : x
  2. Step 2: Convert to fraction form
    75,380,741.84/113,089,290.51 = 26,189,435.54/x
  3. Step 3: Cross multiply
    75,380,741.84x = 113,089,290.51 × 26,189,435.54
  4. Step 4: Simplify right side
    75,380,741.84x = 2,961,744,684,075,979
  5. Step 5: Solve for x
    x = 2,961,744,684,075,979/75,380,741.84
  6. Step 6: Final answer
    x = 39,290,468.78

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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.