Home / 98,412,977.60-147,618,688.80-25,629,617.60

Finding the Fourth Proportional to 98,412,977.60, 147,618,688.80 and 25,629,617.60

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Solution

The fourth proportional to 98,412,977.60, 147,618,688.80 and 25,629,617.60 is: 38,444,223.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,412,977.60 : 147,618,688.80 = 25,629,617.60 : x
  2. Step 2: Convert to fraction form
    98,412,977.60/147,618,688.80 = 25,629,617.60/x
  3. Step 3: Cross multiply
    98,412,977.60x = 147,618,688.80 × 25,629,617.60
  4. Step 4: Simplify right side
    98,412,977.60x = 3,783,410,544,557,403.50
  5. Step 5: Solve for x
    x = 3,783,410,544,557,403.50/98,412,977.60
  6. Step 6: Final answer
    x = 38,444,223.89

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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.