Home / 97,055,004.54-145,654,811.11-71,214,080.63

Finding the Fourth Proportional to 97,055,004.54, 145,654,811.11 and 71,214,080.63

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Solution

The fourth proportional to 97,055,004.54, 145,654,811.11 and 71,214,080.63 is: 106,874,174.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,055,004.54 : 145,654,811.11 = 71,214,080.63 : x
  2. Step 2: Convert to fraction form
    97,055,004.54/145,654,811.11 = 71,214,080.63/x
  3. Step 3: Cross multiply
    97,055,004.54x = 145,654,811.11 × 71,214,080.63
  4. Step 4: Simplify right side
    97,055,004.54x = 10,372,673,463,124,302
  5. Step 5: Solve for x
    x = 10,372,673,463,124,302/97,055,004.54
  6. Step 6: Final answer
    x = 106,874,174.21

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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.