Home / 458,991,180.92-688,689,604.71-240,589,301.83

Finding the Fourth Proportional to 458,991,180.92, 688,689,604.71 and 240,589,301.83

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Solution

The fourth proportional to 458,991,180.92, 688,689,604.71 and 240,589,301.83 is: 360,990,271.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    458,991,180.92 : 688,689,604.71 = 240,589,301.83 : x
  2. Step 2: Convert to fraction form
    458,991,180.92/688,689,604.71 = 240,589,301.83/x
  3. Step 3: Cross multiply
    458,991,180.92x = 688,689,604.71 × 240,589,301.83
  4. Step 4: Simplify right side
    458,991,180.92x = 165,691,351,173,035,840
  5. Step 5: Solve for x
    x = 165,691,351,173,035,840/458,991,180.92
  6. Step 6: Final answer
    x = 360,990,271.84

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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.