Home / 196,254,960.21-270,833,636.34-108,152,119.08

Finding the Fourth Proportional to 196,254,960.21, 270,833,636.34 and 108,152,119.08

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Solution

The fourth proportional to 196,254,960.21, 270,833,636.34 and 108,152,119.08 is: 149,250,911.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,254,960.21 : 270,833,636.34 = 108,152,119.08 : x
  2. Step 2: Convert to fraction form
    196,254,960.21/270,833,636.34 = 108,152,119.08/x
  3. Step 3: Cross multiply
    196,254,960.21x = 270,833,636.34 × 108,152,119.08
  4. Step 4: Simplify right side
    196,254,960.21x = 29,291,231,688,313,092
  5. Step 5: Solve for x
    x = 29,291,231,688,313,092/196,254,960.21
  6. Step 6: Final answer
    x = 149,250,911.45

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.