Home / 64,679,395,949.30-97,019,093,923.95-55,210,392,787.70

Finding the Fourth Proportional to 64,679,395,949.30, 97,019,093,923.95 and 55,210,392,787.70

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Solution

The fourth proportional to 64,679,395,949.30, 97,019,093,923.95 and 55,210,392,787.70 is: 82,815,589,181.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,679,395,949.30 : 97,019,093,923.95 = 55,210,392,787.70 : x
  2. Step 2: Convert to fraction form
    64,679,395,949.30/97,019,093,923.95 = 55,210,392,787.70/x
  3. Step 3: Cross multiply
    64,679,395,949.30x = 97,019,093,923.95 × 55,210,392,787.70
  4. Step 4: Simplify right side
    64,679,395,949.30x = 5,356,462,283,448,037,408,768
  5. Step 5: Solve for x
    x = 5,356,462,283,448,037,408,768/64,679,395,949.30
  6. Step 6: Final answer
    x = 82,815,589,181.55

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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.