Home / 1,322,999,440.50-1,984,798,134.18-437,682,723.69

Finding the Fourth Proportional to 1,322,999,440.50, 1,984,798,134.18 and 437,682,723.69

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Solution

The fourth proportional to 1,322,999,440.50, 1,984,798,134.18 and 437,682,723.69 is: 656,622,993.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,322,999,440.50 : 1,984,798,134.18 = 437,682,723.69 : x
  2. Step 2: Convert to fraction form
    1,322,999,440.50/1,984,798,134.18 = 437,682,723.69/x
  3. Step 3: Cross multiply
    1,322,999,440.50x = 1,984,798,134.18 × 437,682,723.69
  4. Step 4: Simplify right side
    1,322,999,440.50x = 868,711,853,333,626,240
  5. Step 5: Solve for x
    x = 868,711,853,333,626,240/1,322,999,440.50
  6. Step 6: Final answer
    x = 656,622,993.74

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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.