Home / 196,579,272.60-295,294,061.70-139,183,644.60

Finding the Fourth Proportional to 196,579,272.60, 295,294,061.70 and 139,183,644.60

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Solution

The fourth proportional to 196,579,272.60, 295,294,061.70 and 139,183,644.60 is: 209,076,487.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,579,272.60 : 295,294,061.70 = 139,183,644.60 : x
  2. Step 2: Convert to fraction form
    196,579,272.60/295,294,061.70 = 139,183,644.60/x
  3. Step 3: Cross multiply
    196,579,272.60x = 295,294,061.70 × 139,183,644.60
  4. Step 4: Simplify right side
    196,579,272.60x = 41,100,103,736,143,272
  5. Step 5: Solve for x
    x = 41,100,103,736,143,272/196,579,272.60
  6. Step 6: Final answer
    x = 209,076,487.02

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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.