Home / 7,278,765,992,138.70-10,045,012,816,846-4,030,826,322,607.20

Finding the Fourth Proportional to 7,278,765,992,138.70, 10,045,012,816,846 and 4,030,826,322,607.20

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Solution

The fourth proportional to 7,278,765,992,138.70, 10,045,012,816,846 and 4,030,826,322,607.20 is: 5,562,715,179,578.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,278,765,992,138.70 : 10,045,012,816,846 = 4,030,826,322,607.20 : x
  2. Step 2: Convert to fraction form
    7,278,765,992,138.70/10,045,012,816,846 = 4,030,826,322,607.20/x
  3. Step 3: Cross multiply
    7,278,765,992,138.70x = 10,045,012,816,846 × 4,030,826,322,607.20
  4. Step 4: Simplify right side
    7,278,765,992,138.70x = 40,489,702,073,069,555,243,024,384
  5. Step 5: Solve for x
    x = 40,489,702,073,069,555,243,024,384/7,278,765,992,138.70
  6. Step 6: Final answer
    x = 5,562,715,179,578.48

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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.