Home / 121,523,816,972.73-182,215,067,461.23-45,982,803,177.56

Finding the Fourth Proportional to 121,523,816,972.73, 182,215,067,461.23 and 45,982,803,177.56

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Solution

The fourth proportional to 121,523,816,972.73, 182,215,067,461.23 and 45,982,803,177.56 is: 68,947,468,831.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,523,816,972.73 : 182,215,067,461.23 = 45,982,803,177.56 : x
  2. Step 2: Convert to fraction form
    121,523,816,972.73/182,215,067,461.23 = 45,982,803,177.56/x
  3. Step 3: Cross multiply
    121,523,816,972.73x = 182,215,067,461.23 × 45,982,803,177.56
  4. Step 4: Simplify right side
    121,523,816,972.73x = 8,378,759,583,054,646,214,656
  5. Step 5: Solve for x
    x = 8,378,759,583,054,646,214,656/121,523,816,972.73
  6. Step 6: Final answer
    x = 68,947,468,831.85

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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.