Home / 352,362,915.20-528,544,372.80-346,316,297.60

Finding the Fourth Proportional to 352,362,915.20, 528,544,372.80 and 346,316,297.60

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Solution

The fourth proportional to 352,362,915.20, 528,544,372.80 and 346,316,297.60 is: 519,474,446.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,362,915.20 : 528,544,372.80 = 346,316,297.60 : x
  2. Step 2: Convert to fraction form
    352,362,915.20/528,544,372.80 = 346,316,297.60/x
  3. Step 3: Cross multiply
    352,362,915.20x = 528,544,372.80 × 346,316,297.60
  4. Step 4: Simplify right side
    352,362,915.20x = 183,043,530,305,410,176
  5. Step 5: Solve for x
    x = 183,043,530,305,410,176/352,362,915.20
  6. Step 6: Final answer
    x = 519,474,446.40

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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.