Home / 1,322,999,441.50-1,984,798,135.68-437,682,724.69

Finding the Fourth Proportional to 1,322,999,441.50, 1,984,798,135.68 and 437,682,724.69

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Solution

The fourth proportional to 1,322,999,441.50, 1,984,798,135.68 and 437,682,724.69 is: 656,622,995.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,322,999,441.50 : 1,984,798,135.68 = 437,682,724.69 : x
  2. Step 2: Convert to fraction form
    1,322,999,441.50/1,984,798,135.68 = 437,682,724.69/x
  3. Step 3: Cross multiply
    1,322,999,441.50x = 1,984,798,135.68 × 437,682,724.69
  4. Step 4: Simplify right side
    1,322,999,441.50x = 868,711,855,984,054,784
  5. Step 5: Solve for x
    x = 868,711,855,984,054,784/1,322,999,441.50
  6. Step 6: Final answer
    x = 656,622,995.24

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1.5x scale

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.