Home / 339,969,281.60-509,953,922.40-109,961,616.80

Finding the Fourth Proportional to 339,969,281.60, 509,953,922.40 and 109,961,616.80

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Solution

The fourth proportional to 339,969,281.60, 509,953,922.40 and 109,961,616.80 is: 164,942,425.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    339,969,281.60 : 509,953,922.40 = 109,961,616.80 : x
  2. Step 2: Convert to fraction form
    339,969,281.60/509,953,922.40 = 109,961,616.80/x
  3. Step 3: Cross multiply
    339,969,281.60x = 509,953,922.40 × 109,961,616.80
  4. Step 4: Simplify right side
    339,969,281.60x = 56,075,357,800,605,736
  5. Step 5: Solve for x
    x = 56,075,357,800,605,736/339,969,281.60
  6. Step 6: Final answer
    x = 164,942,425.20

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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.