Home / 53,479,896.60-80,089,015.32-48,304,132.68

Finding the Fourth Proportional to 53,479,896.60, 80,089,015.32 and 48,304,132.68

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Solution

The fourth proportional to 53,479,896.60, 80,089,015.32 and 48,304,132.68 is: 72,338,031.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,479,896.60 : 80,089,015.32 = 48,304,132.68 : x
  2. Step 2: Convert to fraction form
    53,479,896.60/80,089,015.32 = 48,304,132.68/x
  3. Step 3: Cross multiply
    53,479,896.60x = 80,089,015.32 × 48,304,132.68
  4. Step 4: Simplify right side
    53,479,896.60x = 3,868,630,422,227,832.50
  5. Step 5: Solve for x
    x = 3,868,630,422,227,832.50/53,479,896.60
  6. Step 6: Final answer
    x = 72,338,031.08

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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.