Home / 1,057,050,489.20-1,586,142,604.20-443,696,716.40

Finding the Fourth Proportional to 1,057,050,489.20, 1,586,142,604.20 and 443,696,716.40

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Solution

The fourth proportional to 1,057,050,489.20, 1,586,142,604.20 and 443,696,716.40 is: 665,783,018.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,057,050,489.20 : 1,586,142,604.20 = 443,696,716.40 : x
  2. Step 2: Convert to fraction form
    1,057,050,489.20/1,586,142,604.20 = 443,696,716.40/x
  3. Step 3: Cross multiply
    1,057,050,489.20x = 1,586,142,604.20 × 443,696,716.40
  4. Step 4: Simplify right side
    1,057,050,489.20x = 703,766,265,225,684,864
  5. Step 5: Solve for x
    x = 703,766,265,225,684,864/1,057,050,489.20
  6. Step 6: Final answer
    x = 665,783,018.33

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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.