Home / 654,722,902,172.35-903,507,989,436.57-365,695,379,530.12

Finding the Fourth Proportional to 654,722,902,172.35, 903,507,989,436.57 and 365,695,379,530.12

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Solution

The fourth proportional to 654,722,902,172.35, 903,507,989,436.57 and 365,695,379,530.12 is: 504,654,252,981.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    654,722,902,172.35 : 903,507,989,436.57 = 365,695,379,530.12 : x
  2. Step 2: Convert to fraction form
    654,722,902,172.35/903,507,989,436.57 = 365,695,379,530.12/x
  3. Step 3: Cross multiply
    654,722,902,172.35x = 903,507,989,436.57 × 365,695,379,530.12
  4. Step 4: Simplify right side
    654,722,902,172.35x = 330,408,697,105,502,078,763,008
  5. Step 5: Solve for x
    x = 330,408,697,105,502,078,763,008/654,722,902,172.35
  6. Step 6: Final answer
    x = 504,654,252,981.25

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.