Home / 220,289,416.26-330,379,186.95-64,812,286.50

Finding the Fourth Proportional to 220,289,416.26, 330,379,186.95 and 64,812,286.50

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Solution

The fourth proportional to 220,289,416.26, 330,379,186.95 and 64,812,286.50 is: 97,202,266.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,289,416.26 : 330,379,186.95 = 64,812,286.50 : x
  2. Step 2: Convert to fraction form
    220,289,416.26/330,379,186.95 = 64,812,286.50/x
  3. Step 3: Cross multiply
    220,289,416.26x = 330,379,186.95 × 64,812,286.50
  4. Step 4: Simplify right side
    220,289,416.26x = 21,412,630,518,240,460
  5. Step 5: Solve for x
    x = 21,412,630,518,240,460/220,289,416.26
  6. Step 6: Final answer
    x = 97,202,266.37

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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.