Home / 1,049,076,097.68-1,448,378,373.75-667,813,255.05

Finding the Fourth Proportional to 1,049,076,097.68, 1,448,378,373.75 and 667,813,255.05

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Solution

The fourth proportional to 1,049,076,097.68, 1,448,378,373.75 and 667,813,255.05 is: 921,998,202.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,049,076,097.68 : 1,448,378,373.75 = 667,813,255.05 : x
  2. Step 2: Convert to fraction form
    1,049,076,097.68/1,448,378,373.75 = 667,813,255.05/x
  3. Step 3: Cross multiply
    1,049,076,097.68x = 1,448,378,373.75 × 667,813,255.05
  4. Step 4: Simplify right side
    1,049,076,097.68x = 967,246,276,318,012,928
  5. Step 5: Solve for x
    x = 967,246,276,318,012,928/1,049,076,097.68
  6. Step 6: Final answer
    x = 921,998,202.47

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.