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Finding the Fourth Proportional to 136,413,058, 204,720,363.96 and 64,609,474

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Solution

The fourth proportional to 136,413,058, 204,720,363.96 and 64,609,474 is: 96,961,942.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,413,058 : 204,720,363.96 = 64,609,474 : x
  2. Step 2: Convert to fraction form
    136,413,058/204,720,363.96 = 64,609,474/x
  3. Step 3: Cross multiply
    136,413,058x = 204,720,363.96 × 64,609,474
  4. Step 4: Simplify right side
    136,413,058x = 13,226,875,032,544,158
  5. Step 5: Solve for x
    x = 13,226,875,032,544,158/136,413,058
  6. Step 6: Final answer
    x = 96,961,942.11

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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.