Home / 219,096,576,005.40-328,644,864,008.10-204,294,456,120.60

Finding the Fourth Proportional to 219,096,576,005.40, 328,644,864,008.10 and 204,294,456,120.60

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Solution

The fourth proportional to 219,096,576,005.40, 328,644,864,008.10 and 204,294,456,120.60 is: 306,441,684,180.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,096,576,005.40 : 328,644,864,008.10 = 204,294,456,120.60 : x
  2. Step 2: Convert to fraction form
    219,096,576,005.40/328,644,864,008.10 = 204,294,456,120.60/x
  3. Step 3: Cross multiply
    219,096,576,005.40x = 328,644,864,008.10 × 204,294,456,120.60
  4. Step 4: Simplify right side
    219,096,576,005.40x = 67,140,323,749,363,336,609,792
  5. Step 5: Solve for x
    x = 67,140,323,749,363,336,609,792/219,096,576,005.40
  6. Step 6: Final answer
    x = 306,441,684,180.90

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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.