Home / 199,295,276.40-298,942,914.60-172,032,353.10

Finding the Fourth Proportional to 199,295,276.40, 298,942,914.60 and 172,032,353.10

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Solution

The fourth proportional to 199,295,276.40, 298,942,914.60 and 172,032,353.10 is: 258,048,529.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,295,276.40 : 298,942,914.60 = 172,032,353.10 : x
  2. Step 2: Convert to fraction form
    199,295,276.40/298,942,914.60 = 172,032,353.10/x
  3. Step 3: Cross multiply
    199,295,276.40x = 298,942,914.60 × 172,032,353.10
  4. Step 4: Simplify right side
    199,295,276.40x = 51,427,853,041,210,344
  5. Step 5: Solve for x
    x = 51,427,853,041,210,344/199,295,276.40
  6. Step 6: Final answer
    x = 258,048,529.65

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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.