Home / 7,278,765,992,346.40-10,045,012,817,133-4,030,826,322,815

Finding the Fourth Proportional to 7,278,765,992,346.40, 10,045,012,817,133 and 4,030,826,322,815

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Solution

The fourth proportional to 7,278,765,992,346.40, 10,045,012,817,133 and 4,030,826,322,815 is: 5,562,715,179,865.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,278,765,992,346.40 : 10,045,012,817,133 = 4,030,826,322,815 : x
  2. Step 2: Convert to fraction form
    7,278,765,992,346.40/10,045,012,817,133 = 4,030,826,322,815/x
  3. Step 3: Cross multiply
    7,278,765,992,346.40x = 10,045,012,817,133 × 4,030,826,322,815
  4. Step 4: Simplify right side
    7,278,765,992,346.40x = 40,489,702,076,313,750,200,123,392
  5. Step 5: Solve for x
    x = 40,489,702,076,313,750,200,123,392/7,278,765,992,346.40
  6. Step 6: Final answer
    x = 5,562,715,179,865.45

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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.