Home / 296,704,846.80-445,057,270.20-193,392,716.40

Finding the Fourth Proportional to 296,704,846.80, 445,057,270.20 and 193,392,716.40

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Solution

The fourth proportional to 296,704,846.80, 445,057,270.20 and 193,392,716.40 is: 290,089,074.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,704,846.80 : 445,057,270.20 = 193,392,716.40 : x
  2. Step 2: Convert to fraction form
    296,704,846.80/445,057,270.20 = 193,392,716.40/x
  3. Step 3: Cross multiply
    296,704,846.80x = 445,057,270.20 × 193,392,716.40
  4. Step 4: Simplify right side
    296,704,846.80x = 86,070,834,437,546,768
  5. Step 5: Solve for x
    x = 86,070,834,437,546,768/296,704,846.80
  6. Step 6: Final answer
    x = 290,089,074.60

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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.