Home / 64,679,395,947.80-97,019,093,921.70-55,210,392,786.20

Finding the Fourth Proportional to 64,679,395,947.80, 97,019,093,921.70 and 55,210,392,786.20

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Solution

The fourth proportional to 64,679,395,947.80, 97,019,093,921.70 and 55,210,392,786.20 is: 82,815,589,179.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,679,395,947.80 : 97,019,093,921.70 = 55,210,392,786.20 : x
  2. Step 2: Convert to fraction form
    64,679,395,947.80/97,019,093,921.70 = 55,210,392,786.20/x
  3. Step 3: Cross multiply
    64,679,395,947.80x = 97,019,093,921.70 × 55,210,392,786.20
  4. Step 4: Simplify right side
    64,679,395,947.80x = 5,356,462,283,178,285,989,888
  5. Step 5: Solve for x
    x = 5,356,462,283,178,285,989,888/64,679,395,947.80
  6. Step 6: Final answer
    x = 82,815,589,179.30

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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.