Home / 70,268,727,684.63-96,970,844,204.78-40,195,212,226.01

Finding the Fourth Proportional to 70,268,727,684.63, 96,970,844,204.78 and 40,195,212,226.01

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Solution

The fourth proportional to 70,268,727,684.63, 96,970,844,204.78 and 40,195,212,226.01 is: 55,469,392,871.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,268,727,684.63 : 96,970,844,204.78 = 40,195,212,226.01 : x
  2. Step 2: Convert to fraction form
    70,268,727,684.63/96,970,844,204.78 = 40,195,212,226.01/x
  3. Step 3: Cross multiply
    70,268,727,684.63x = 96,970,844,204.78 × 40,195,212,226.01
  4. Step 4: Simplify right side
    70,268,727,684.63x = 3,897,763,662,546,484,068,352
  5. Step 5: Solve for x
    x = 3,897,763,662,546,484,068,352/70,268,727,684.63
  6. Step 6: Final answer
    x = 55,469,392,871.89

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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.