Home / 788,763,624.10-1,183,145,436.15-206,496,744.10

Finding the Fourth Proportional to 788,763,624.10, 1,183,145,436.15 and 206,496,744.10

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Solution

The fourth proportional to 788,763,624.10, 1,183,145,436.15 and 206,496,744.10 is: 309,745,116.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    788,763,624.10 : 1,183,145,436.15 = 206,496,744.10 : x
  2. Step 2: Convert to fraction form
    788,763,624.10/1,183,145,436.15 = 206,496,744.10/x
  3. Step 3: Cross multiply
    788,763,624.10x = 1,183,145,436.15 × 206,496,744.10
  4. Step 4: Simplify right side
    788,763,624.10x = 244,315,680,361,749,440
  5. Step 5: Solve for x
    x = 244,315,680,361,749,440/788,763,624.10
  6. Step 6: Final answer
    x = 309,745,116.15

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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.