Home / 70,268,727,675.29-96,970,844,191.95-40,195,212,216.66

Finding the Fourth Proportional to 70,268,727,675.29, 96,970,844,191.95 and 40,195,212,216.66

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Solution

The fourth proportional to 70,268,727,675.29, 96,970,844,191.95 and 40,195,212,216.66 is: 55,469,392,859.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,268,727,675.29 : 96,970,844,191.95 = 40,195,212,216.66 : x
  2. Step 2: Convert to fraction form
    70,268,727,675.29/96,970,844,191.95 = 40,195,212,216.66/x
  3. Step 3: Cross multiply
    70,268,727,675.29x = 96,970,844,191.95 × 40,195,212,216.66
  4. Step 4: Simplify right side
    70,268,727,675.29x = 3,897,763,661,124,102,258,688
  5. Step 5: Solve for x
    x = 3,897,763,661,124,102,258,688/70,268,727,675.29
  6. Step 6: Final answer
    x = 55,469,392,859.02

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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.