Home / 133,461,421.20-200,192,131.80-104,795,974.80

Finding the Fourth Proportional to 133,461,421.20, 200,192,131.80 and 104,795,974.80

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Solution

The fourth proportional to 133,461,421.20, 200,192,131.80 and 104,795,974.80 is: 157,193,962.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,461,421.20 : 200,192,131.80 = 104,795,974.80 : x
  2. Step 2: Convert to fraction form
    133,461,421.20/200,192,131.80 = 104,795,974.80/x
  3. Step 3: Cross multiply
    133,461,421.20x = 200,192,131.80 × 104,795,974.80
  4. Step 4: Simplify right side
    133,461,421.20x = 20,979,329,599,271,080
  5. Step 5: Solve for x
    x = 20,979,329,599,271,080/133,461,421.20
  6. Step 6: Final answer
    x = 157,193,962.20

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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.