Home / 99,342,653.60-149,184,015.60-53,993,021.60

Finding the Fourth Proportional to 99,342,653.60, 149,184,015.60 and 53,993,021.60

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Solution

The fourth proportional to 99,342,653.60, 149,184,015.60 and 53,993,021.60 is: 81,081,947.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,342,653.60 : 149,184,015.60 = 53,993,021.60 : x
  2. Step 2: Convert to fraction form
    99,342,653.60/149,184,015.60 = 53,993,021.60/x
  3. Step 3: Cross multiply
    99,342,653.60x = 149,184,015.60 × 53,993,021.60
  4. Step 4: Simplify right side
    99,342,653.60x = 8,054,895,776,665,537
  5. Step 5: Solve for x
    x = 8,054,895,776,665,537/99,342,653.60
  6. Step 6: Final answer
    x = 81,081,947.03

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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.