Home / 289,733,195.20-434,599,792.80-95,674,561.60

Finding the Fourth Proportional to 289,733,195.20, 434,599,792.80 and 95,674,561.60

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Solution

The fourth proportional to 289,733,195.20, 434,599,792.80 and 95,674,561.60 is: 143,511,842.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    289,733,195.20 : 434,599,792.80 = 95,674,561.60 : x
  2. Step 2: Convert to fraction form
    289,733,195.20/434,599,792.80 = 95,674,561.60/x
  3. Step 3: Cross multiply
    289,733,195.20x = 434,599,792.80 × 95,674,561.60
  4. Step 4: Simplify right side
    289,733,195.20x = 41,580,144,647,590,832
  5. Step 5: Solve for x
    x = 41,580,144,647,590,832/289,733,195.20
  6. Step 6: Final answer
    x = 143,511,842.40

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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.