Home / 325,345,872.71-488,017,744.67-118,084,007.15

Finding the Fourth Proportional to 325,345,872.71, 488,017,744.67 and 118,084,007.15

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Solution

The fourth proportional to 325,345,872.71, 488,017,744.67 and 118,084,007.15 is: 177,125,624.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,345,872.71 : 488,017,744.67 = 118,084,007.15 : x
  2. Step 2: Convert to fraction form
    325,345,872.71/488,017,744.67 = 118,084,007.15/x
  3. Step 3: Cross multiply
    325,345,872.71x = 488,017,744.67 × 118,084,007.15
  4. Step 4: Simplify right side
    325,345,872.71x = 57,627,090,848,794,272
  5. Step 5: Solve for x
    x = 57,627,090,848,794,272/325,345,872.71
  6. Step 6: Final answer
    x = 177,125,624.40

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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.