Home / 194,075,325.60-291,029,007.60-79,021,629.60

Finding the Fourth Proportional to 194,075,325.60, 291,029,007.60 and 79,021,629.60

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Solution

The fourth proportional to 194,075,325.60, 291,029,007.60 and 79,021,629.60 is: 118,498,249.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,075,325.60 : 291,029,007.60 = 79,021,629.60 : x
  2. Step 2: Convert to fraction form
    194,075,325.60/291,029,007.60 = 79,021,629.60/x
  3. Step 3: Cross multiply
    194,075,325.60x = 291,029,007.60 × 79,021,629.60
  4. Step 4: Simplify right side
    194,075,325.60x = 22,997,586,441,422,784
  5. Step 5: Solve for x
    x = 22,997,586,441,422,784/194,075,325.60
  6. Step 6: Final answer
    x = 118,498,249.95

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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.