Home / 769,828,705.10-1,154,743,057.65-462,962,861.90

Finding the Fourth Proportional to 769,828,705.10, 1,154,743,057.65 and 462,962,861.90

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Solution

The fourth proportional to 769,828,705.10, 1,154,743,057.65 and 462,962,861.90 is: 694,444,292.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    769,828,705.10 : 1,154,743,057.65 = 462,962,861.90 : x
  2. Step 2: Convert to fraction form
    769,828,705.10/1,154,743,057.65 = 462,962,861.90/x
  3. Step 3: Cross multiply
    769,828,705.10x = 1,154,743,057.65 × 462,962,861.90
  4. Step 4: Simplify right side
    769,828,705.10x = 534,603,150,728,800,704
  5. Step 5: Solve for x
    x = 534,603,150,728,800,704/769,828,705.10
  6. Step 6: Final answer
    x = 694,444,292.85

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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.