Home / 341,631,998.80-512,447,998.20-325,759,627.60

Finding the Fourth Proportional to 341,631,998.80, 512,447,998.20 and 325,759,627.60

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Solution

The fourth proportional to 341,631,998.80, 512,447,998.20 and 325,759,627.60 is: 488,639,441.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,631,998.80 : 512,447,998.20 = 325,759,627.60 : x
  2. Step 2: Convert to fraction form
    341,631,998.80/512,447,998.20 = 325,759,627.60/x
  3. Step 3: Cross multiply
    341,631,998.80x = 512,447,998.20 × 325,759,627.60
  4. Step 4: Simplify right side
    341,631,998.80x = 166,934,869,057,997,472
  5. Step 5: Solve for x
    x = 166,934,869,057,997,472/341,631,998.80
  6. Step 6: Final answer
    x = 488,639,441.40

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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.