Home / 289,733,179.20-434,599,768.80-95,674,545.60

Finding the Fourth Proportional to 289,733,179.20, 434,599,768.80 and 95,674,545.60

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Solution

The fourth proportional to 289,733,179.20, 434,599,768.80 and 95,674,545.60 is: 143,511,818.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    289,733,179.20 : 434,599,768.80 = 95,674,545.60 : x
  2. Step 2: Convert to fraction form
    289,733,179.20/434,599,768.80 = 95,674,545.60/x
  3. Step 3: Cross multiply
    289,733,179.20x = 434,599,768.80 × 95,674,545.60
  4. Step 4: Simplify right side
    289,733,179.20x = 41,580,135,397,805,056
  5. Step 5: Solve for x
    x = 41,580,135,397,805,056/289,733,179.20
  6. Step 6: Final answer
    x = 143,511,818.40

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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.