Home / 75,714,007.80-113,571,011.70-48,504,228.60

Finding the Fourth Proportional to 75,714,007.80, 113,571,011.70 and 48,504,228.60

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Solution

The fourth proportional to 75,714,007.80, 113,571,011.70 and 48,504,228.60 is: 72,756,342.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,714,007.80 : 113,571,011.70 = 48,504,228.60 : x
  2. Step 2: Convert to fraction form
    75,714,007.80/113,571,011.70 = 48,504,228.60/x
  3. Step 3: Cross multiply
    75,714,007.80x = 113,571,011.70 × 48,504,228.60
  4. Step 4: Simplify right side
    75,714,007.80x = 5,508,674,313,830,075
  5. Step 5: Solve for x
    x = 5,508,674,313,830,075/75,714,007.80
  6. Step 6: Final answer
    x = 72,756,342.90

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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.