Home / 434,125,923.60-650,989,819.80-191,664,022.80

Finding the Fourth Proportional to 434,125,923.60, 650,989,819.80 and 191,664,022.80

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Solution

The fourth proportional to 434,125,923.60, 650,989,819.80 and 191,664,022.80 is: 287,408,147.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,125,923.60 : 650,989,819.80 = 191,664,022.80 : x
  2. Step 2: Convert to fraction form
    434,125,923.60/650,989,819.80 = 191,664,022.80/x
  3. Step 3: Cross multiply
    434,125,923.60x = 650,989,819.80 × 191,664,022.80
  4. Step 4: Simplify right side
    434,125,923.60x = 124,771,327,664,715,088
  5. Step 5: Solve for x
    x = 124,771,327,664,715,088/434,125,923.60
  6. Step 6: Final answer
    x = 287,408,147.92

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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.