Home / 289,735,220.20-434,453,531.10-107,888,794.60

Finding the Fourth Proportional to 289,735,220.20, 434,453,531.10 and 107,888,794.60

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Solution

The fourth proportional to 289,735,220.20, 434,453,531.10 and 107,888,794.60 is: 161,777,597.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    289,735,220.20 : 434,453,531.10 = 107,888,794.60 : x
  2. Step 2: Convert to fraction form
    289,735,220.20/434,453,531.10 = 107,888,794.60/x
  3. Step 3: Cross multiply
    289,735,220.20x = 434,453,531.10 × 107,888,794.60
  4. Step 4: Simplify right side
    289,735,220.20x = 46,872,667,780,092,616
  5. Step 5: Solve for x
    x = 46,872,667,780,092,616/289,735,220.20
  6. Step 6: Final answer
    x = 161,777,597.31

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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.