Home / 196,579,377.60-295,294,219.20-139,183,749.60

Finding the Fourth Proportional to 196,579,377.60, 295,294,219.20 and 139,183,749.60

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Solution

The fourth proportional to 196,579,377.60, 295,294,219.20 and 139,183,749.60 is: 209,076,644.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,579,377.60 : 295,294,219.20 = 139,183,749.60 : x
  2. Step 2: Convert to fraction form
    196,579,377.60/295,294,219.20 = 139,183,749.60/x
  3. Step 3: Cross multiply
    196,579,377.60x = 295,294,219.20 × 139,183,749.60
  4. Step 4: Simplify right side
    196,579,377.60x = 41,100,156,663,460,312
  5. Step 5: Solve for x
    x = 41,100,156,663,460,312/196,579,377.60
  6. Step 6: Final answer
    x = 209,076,644.59

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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.