Home / 310,579,368,724.07-465,915,634,533.81-109,085,589,515.43

Finding the Fourth Proportional to 310,579,368,724.07, 465,915,634,533.81 and 109,085,589,515.43

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Solution

The fourth proportional to 310,579,368,724.07, 465,915,634,533.81 and 109,085,589,515.43 is: 163,644,745,194.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    310,579,368,724.07 : 465,915,634,533.81 = 109,085,589,515.43 : x
  2. Step 2: Convert to fraction form
    310,579,368,724.07/465,915,634,533.81 = 109,085,589,515.43/x
  3. Step 3: Cross multiply
    310,579,368,724.07x = 465,915,634,533.81 × 109,085,589,515.43
  4. Step 4: Simplify right side
    310,579,368,724.07x = 50,824,681,657,576,292,614,144
  5. Step 5: Solve for x
    x = 50,824,681,657,576,292,614,144/310,579,368,724.07
  6. Step 6: Final answer
    x = 163,644,745,194.68

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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.