Home / 196,946,072.34-295,155,020.91-153,279,555.54

Finding the Fourth Proportional to 196,946,072.34, 295,155,020.91 and 153,279,555.54

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Solution

The fourth proportional to 196,946,072.34, 295,155,020.91 and 153,279,555.54 is: 229,713,798.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,946,072.34 : 295,155,020.91 = 153,279,555.54 : x
  2. Step 2: Convert to fraction form
    196,946,072.34/295,155,020.91 = 153,279,555.54/x
  3. Step 3: Cross multiply
    196,946,072.34x = 295,155,020.91 × 153,279,555.54
  4. Step 4: Simplify right side
    196,946,072.34x = 45,241,230,420,484,208
  5. Step 5: Solve for x
    x = 45,241,230,420,484,208/196,946,072.34
  6. Step 6: Final answer
    x = 229,713,798.72

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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.