Home / 285,299,826.60-427,651,084.20-119,398,389.60

Finding the Fourth Proportional to 285,299,826.60, 427,651,084.20 and 119,398,389.60

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Solution

The fourth proportional to 285,299,826.60, 427,651,084.20 and 119,398,389.60 is: 178,972,596.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    285,299,826.60 : 427,651,084.20 = 119,398,389.60 : x
  2. Step 2: Convert to fraction form
    285,299,826.60/427,651,084.20 = 119,398,389.60/x
  3. Step 3: Cross multiply
    285,299,826.60x = 427,651,084.20 × 119,398,389.60
  4. Step 4: Simplify right side
    285,299,826.60x = 51,060,850,764,174,000
  5. Step 5: Solve for x
    x = 51,060,850,764,174,000/285,299,826.60
  6. Step 6: Final answer
    x = 178,972,596.56

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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.