Home / 128,450,564.20-192,675,846.30-59,363,234.20

Finding the Fourth Proportional to 128,450,564.20, 192,675,846.30 and 59,363,234.20

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Solution

The fourth proportional to 128,450,564.20, 192,675,846.30 and 59,363,234.20 is: 89,044,851.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    128,450,564.20 : 192,675,846.30 = 59,363,234.20 : x
  2. Step 2: Convert to fraction form
    128,450,564.20/192,675,846.30 = 59,363,234.20/x
  3. Step 3: Cross multiply
    128,450,564.20x = 192,675,846.30 × 59,363,234.20
  4. Step 4: Simplify right side
    128,450,564.20x = 11,437,861,388,590,104
  5. Step 5: Solve for x
    x = 11,437,861,388,590,104/128,450,564.20
  6. Step 6: Final answer
    x = 89,044,851.30

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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.