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Finding the Fourth Proportional to 562,463,999.10, 843,695,998.65 and 147,940,019.10

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Solution

The fourth proportional to 562,463,999.10, 843,695,998.65 and 147,940,019.10 is: 221,910,028.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    562,463,999.10 : 843,695,998.65 = 147,940,019.10 : x
  2. Step 2: Convert to fraction form
    562,463,999.10/843,695,998.65 = 147,940,019.10/x
  3. Step 3: Cross multiply
    562,463,999.10x = 843,695,998.65 × 147,940,019.10
  4. Step 4: Simplify right side
    562,463,999.10x = 124,816,402,154,874,560
  5. Step 5: Solve for x
    x = 124,816,402,154,874,560/562,463,999.10
  6. Step 6: Final answer
    x = 221,910,028.65

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Similar ratio
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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.