Home / 532,305,286.80-798,457,930.20-290,440,582.80

Finding the Fourth Proportional to 532,305,286.80, 798,457,930.20 and 290,440,582.80

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Solution

The fourth proportional to 532,305,286.80, 798,457,930.20 and 290,440,582.80 is: 435,660,874.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    532,305,286.80 : 798,457,930.20 = 290,440,582.80 : x
  2. Step 2: Convert to fraction form
    532,305,286.80/798,457,930.20 = 290,440,582.80/x
  3. Step 3: Cross multiply
    532,305,286.80x = 798,457,930.20 × 290,440,582.80
  4. Step 4: Simplify right side
    532,305,286.80x = 231,904,586,588,569,728
  5. Step 5: Solve for x
    x = 231,904,586,588,569,728/532,305,286.80
  6. Step 6: Final answer
    x = 435,660,874.20

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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.