Home / 199,289,049.60-298,989,561.60-97,056,422.40

Finding the Fourth Proportional to 199,289,049.60, 298,989,561.60 and 97,056,422.40

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Solution

The fourth proportional to 199,289,049.60, 298,989,561.60 and 97,056,422.40 is: 145,611,900.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,289,049.60 : 298,989,561.60 = 97,056,422.40 : x
  2. Step 2: Convert to fraction form
    199,289,049.60/298,989,561.60 = 97,056,422.40/x
  3. Step 3: Cross multiply
    199,289,049.60x = 298,989,561.60 × 97,056,422.40
  4. Step 4: Simplify right side
    199,289,049.60x = 29,018,857,183,840,424
  5. Step 5: Solve for x
    x = 29,018,857,183,840,424/199,289,049.60
  6. Step 6: Final answer
    x = 145,611,900.11

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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.