Home / 75,714,010.80-113,571,016.20-48,504,231.60

Finding the Fourth Proportional to 75,714,010.80, 113,571,016.20 and 48,504,231.60

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Solution

The fourth proportional to 75,714,010.80, 113,571,016.20 and 48,504,231.60 is: 72,756,347.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,714,010.80 : 113,571,016.20 = 48,504,231.60 : x
  2. Step 2: Convert to fraction form
    75,714,010.80/113,571,016.20 = 48,504,231.60/x
  3. Step 3: Cross multiply
    75,714,010.80x = 113,571,016.20 × 48,504,231.60
  4. Step 4: Simplify right side
    75,714,010.80x = 5,508,674,872,812,152
  5. Step 5: Solve for x
    x = 5,508,674,872,812,152/75,714,010.80
  6. Step 6: Final answer
    x = 72,756,347.40

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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.