Home / 319,000,055.72-478,585,146.98-114,529,902.44

Finding the Fourth Proportional to 319,000,055.72, 478,585,146.98 and 114,529,902.44

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Solution

The fourth proportional to 319,000,055.72, 478,585,146.98 and 114,529,902.44 is: 171,825,393.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    319,000,055.72 : 478,585,146.98 = 114,529,902.44 : x
  2. Step 2: Convert to fraction form
    319,000,055.72/478,585,146.98 = 114,529,902.44/x
  3. Step 3: Cross multiply
    319,000,055.72x = 478,585,146.98 × 114,529,902.44
  4. Step 4: Simplify right side
    319,000,055.72x = 54,812,310,192,852,464
  5. Step 5: Solve for x
    x = 54,812,310,192,852,464/319,000,055.72
  6. Step 6: Final answer
    x = 171,825,393.79

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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.