Home / 436,608,800.60-654,913,200.90-177,690,745.40

Finding the Fourth Proportional to 436,608,800.60, 654,913,200.90 and 177,690,745.40

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Solution

The fourth proportional to 436,608,800.60, 654,913,200.90 and 177,690,745.40 is: 266,536,118.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,608,800.60 : 654,913,200.90 = 177,690,745.40 : x
  2. Step 2: Convert to fraction form
    436,608,800.60/654,913,200.90 = 177,690,745.40/x
  3. Step 3: Cross multiply
    436,608,800.60x = 654,913,200.90 × 177,690,745.40
  4. Step 4: Simplify right side
    436,608,800.60x = 116,372,014,840,220,944
  5. Step 5: Solve for x
    x = 116,372,014,840,220,944/436,608,800.60
  6. Step 6: Final answer
    x = 266,536,118.10

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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.