Home / 353,413,867,787.20-530,195,345,139.98-114,629,972,141.44

Finding the Fourth Proportional to 353,413,867,787.20, 530,195,345,139.98 and 114,629,972,141.44

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Solution

The fourth proportional to 353,413,867,787.20, 530,195,345,139.98 and 114,629,972,141.44 is: 171,969,136,421.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,413,867,787.20 : 530,195,345,139.98 = 114,629,972,141.44 : x
  2. Step 2: Convert to fraction form
    353,413,867,787.20/530,195,345,139.98 = 114,629,972,141.44/x
  3. Step 3: Cross multiply
    353,413,867,787.20x = 530,195,345,139.98 × 114,629,972,141.44
  4. Step 4: Simplify right side
    353,413,867,787.20x = 60,776,277,642,917,070,241,792
  5. Step 5: Solve for x
    x = 60,776,277,642,917,070,241,792/353,413,867,787.20
  6. Step 6: Final answer
    x = 171,969,136,421.98

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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.