Home / 833,905,234.35-1,150,311,107.30-520,094,635.83

Finding the Fourth Proportional to 833,905,234.35, 1,150,311,107.30 and 520,094,635.83

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Solution

The fourth proportional to 833,905,234.35, 1,150,311,107.30 and 520,094,635.83 is: 717,432,403.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    833,905,234.35 : 1,150,311,107.30 = 520,094,635.83 : x
  2. Step 2: Convert to fraction form
    833,905,234.35/1,150,311,107.30 = 520,094,635.83/x
  3. Step 3: Cross multiply
    833,905,234.35x = 1,150,311,107.30 × 520,094,635.83
  4. Step 4: Simplify right side
    833,905,234.35x = 598,270,636,439,797,120
  5. Step 5: Solve for x
    x = 598,270,636,439,797,120/833,905,234.35
  6. Step 6: Final answer
    x = 717,432,403.34

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.