Home / 465,521,024.86-697,491,346.65-280,900,586.50

Finding the Fourth Proportional to 465,521,024.86, 697,491,346.65 and 280,900,586.50

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Solution

The fourth proportional to 465,521,024.86, 697,491,346.65 and 280,900,586.50 is: 420,874,069.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    465,521,024.86 : 697,491,346.65 = 280,900,586.50 : x
  2. Step 2: Convert to fraction form
    465,521,024.86/697,491,346.65 = 280,900,586.50/x
  3. Step 3: Cross multiply
    465,521,024.86x = 697,491,346.65 × 280,900,586.50
  4. Step 4: Simplify right side
    465,521,024.86x = 195,925,728,352,659,808
  5. Step 5: Solve for x
    x = 195,925,728,352,659,808/465,521,024.86
  6. Step 6: Final answer
    x = 420,874,069.89

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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.