Home / 199,041,812.40-298,562,718.60-165,029,588.40

Finding the Fourth Proportional to 199,041,812.40, 298,562,718.60 and 165,029,588.40

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Solution

The fourth proportional to 199,041,812.40, 298,562,718.60 and 165,029,588.40 is: 247,544,382.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,041,812.40 : 298,562,718.60 = 165,029,588.40 : x
  2. Step 2: Convert to fraction form
    199,041,812.40/298,562,718.60 = 165,029,588.40/x
  3. Step 3: Cross multiply
    199,041,812.40x = 298,562,718.60 × 165,029,588.40
  4. Step 4: Simplify right side
    199,041,812.40x = 49,271,682,562,143,032
  5. Step 5: Solve for x
    x = 49,271,682,562,143,032/199,041,812.40
  6. Step 6: Final answer
    x = 247,544,382.60

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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.