Home / 101,499,960.96-140,070,049.74-55,090,224.36

Finding the Fourth Proportional to 101,499,960.96, 140,070,049.74 and 55,090,224.36

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Solution

The fourth proportional to 101,499,960.96, 140,070,049.74 and 55,090,224.36 is: 76,024,565.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,499,960.96 : 140,070,049.74 = 55,090,224.36 : x
  2. Step 2: Convert to fraction form
    101,499,960.96/140,070,049.74 = 55,090,224.36/x
  3. Step 3: Cross multiply
    101,499,960.96x = 140,070,049.74 × 55,090,224.36
  4. Step 4: Simplify right side
    101,499,960.96x = 7,716,490,466,292,960
  5. Step 5: Solve for x
    x = 7,716,490,466,292,960/101,499,960.96
  6. Step 6: Final answer
    x = 76,024,565.86

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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.