Home / 76,615,369.20-105,731,452.92-41,810,302.32

Finding the Fourth Proportional to 76,615,369.20, 105,731,452.92 and 41,810,302.32

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Solution

The fourth proportional to 76,615,369.20, 105,731,452.92 and 41,810,302.32 is: 57,699,441.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,615,369.20 : 105,731,452.92 = 41,810,302.32 : x
  2. Step 2: Convert to fraction form
    76,615,369.20/105,731,452.92 = 41,810,302.32/x
  3. Step 3: Cross multiply
    76,615,369.20x = 105,731,452.92 × 41,810,302.32
  4. Step 4: Simplify right side
    76,615,369.20x = 4,420,664,011,318,047
  5. Step 5: Solve for x
    x = 4,420,664,011,318,047/76,615,369.20
  6. Step 6: Final answer
    x = 57,699,441.48

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.