Home / 380,304,760.24-570,669,094.68-205,424,269.84

Finding the Fourth Proportional to 380,304,760.24, 570,669,094.68 and 205,424,269.84

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Solution

The fourth proportional to 380,304,760.24, 570,669,094.68 and 205,424,269.84 is: 308,250,893.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    380,304,760.24 : 570,669,094.68 = 205,424,269.84 : x
  2. Step 2: Convert to fraction form
    380,304,760.24/570,669,094.68 = 205,424,269.84/x
  3. Step 3: Cross multiply
    380,304,760.24x = 570,669,094.68 × 205,424,269.84
  4. Step 4: Simplify right side
    380,304,760.24x = 117,229,282,091,012,352
  5. Step 5: Solve for x
    x = 117,229,282,091,012,352/380,304,760.24
  6. Step 6: Final answer
    x = 308,250,893.36

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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.