Home / 623,485,735.20-935,312,583.60-214,667,200.80

Finding the Fourth Proportional to 623,485,735.20, 935,312,583.60 and 214,667,200.80

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Solution

The fourth proportional to 623,485,735.20, 935,312,583.60 and 214,667,200.80 is: 322,029,715.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    623,485,735.20 : 935,312,583.60 = 214,667,200.80 : x
  2. Step 2: Convert to fraction form
    623,485,735.20/935,312,583.60 = 214,667,200.80/x
  3. Step 3: Cross multiply
    623,485,735.20x = 935,312,583.60 × 214,667,200.80
  4. Step 4: Simplify right side
    623,485,735.20x = 200,780,934,194,428,000
  5. Step 5: Solve for x
    x = 200,780,934,194,428,000/623,485,735.20
  6. Step 6: Final answer
    x = 322,029,715.93

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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.