Home / 388,300,233.60-582,450,350.40-327,078,230.40

Finding the Fourth Proportional to 388,300,233.60, 582,450,350.40 and 327,078,230.40

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Solution

The fourth proportional to 388,300,233.60, 582,450,350.40 and 327,078,230.40 is: 490,617,345.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    388,300,233.60 : 582,450,350.40 = 327,078,230.40 : x
  2. Step 2: Convert to fraction form
    388,300,233.60/582,450,350.40 = 327,078,230.40/x
  3. Step 3: Cross multiply
    388,300,233.60x = 582,450,350.40 × 327,078,230.40
  4. Step 4: Simplify right side
    388,300,233.60x = 190,506,829,904,691,904
  5. Step 5: Solve for x
    x = 190,506,829,904,691,904/388,300,233.60
  6. Step 6: Final answer
    x = 490,617,345.60

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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.