Home / 229,905,709.80-344,858,564.70-204,963,412.20

Finding the Fourth Proportional to 229,905,709.80, 344,858,564.70 and 204,963,412.20

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Solution

The fourth proportional to 229,905,709.80, 344,858,564.70 and 204,963,412.20 is: 307,445,118.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,905,709.80 : 344,858,564.70 = 204,963,412.20 : x
  2. Step 2: Convert to fraction form
    229,905,709.80/344,858,564.70 = 204,963,412.20/x
  3. Step 3: Cross multiply
    229,905,709.80x = 344,858,564.70 × 204,963,412.20
  4. Step 4: Simplify right side
    229,905,709.80x = 70,683,388,147,306,464
  5. Step 5: Solve for x
    x = 70,683,388,147,306,464/229,905,709.80
  6. Step 6: Final answer
    x = 307,445,118.30

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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.