Home / 285,043,717.60-427,565,576.40-244,229,048.80

Finding the Fourth Proportional to 285,043,717.60, 427,565,576.40 and 244,229,048.80

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Solution

The fourth proportional to 285,043,717.60, 427,565,576.40 and 244,229,048.80 is: 366,343,573.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    285,043,717.60 : 427,565,576.40 = 244,229,048.80 : x
  2. Step 2: Convert to fraction form
    285,043,717.60/427,565,576.40 = 244,229,048.80/x
  3. Step 3: Cross multiply
    285,043,717.60x = 427,565,576.40 × 244,229,048.80
  4. Step 4: Simplify right side
    285,043,717.60x = 104,423,934,023,795,728
  5. Step 5: Solve for x
    x = 104,423,934,023,795,728/285,043,717.60
  6. Step 6: Final answer
    x = 366,343,573.20

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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.