Home / 199,301,601.90-298,952,402.85-166,989,989.10

Finding the Fourth Proportional to 199,301,601.90, 298,952,402.85 and 166,989,989.10

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Solution

The fourth proportional to 199,301,601.90, 298,952,402.85 and 166,989,989.10 is: 250,484,983.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,301,601.90 : 298,952,402.85 = 166,989,989.10 : x
  2. Step 2: Convert to fraction form
    199,301,601.90/298,952,402.85 = 166,989,989.10/x
  3. Step 3: Cross multiply
    199,301,601.90x = 298,952,402.85 × 166,989,989.10
  4. Step 4: Simplify right side
    199,301,601.90x = 49,922,058,493,340,312
  5. Step 5: Solve for x
    x = 49,922,058,493,340,312/199,301,601.90
  6. Step 6: Final answer
    x = 250,484,983.65

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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.