Home / 157,419,576.36-217,308,674.61-101,692,168.74

Finding the Fourth Proportional to 157,419,576.36, 217,308,674.61 and 101,692,168.74

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Solution

The fourth proportional to 157,419,576.36, 217,308,674.61 and 101,692,168.74 is: 140,380,192.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,419,576.36 : 217,308,674.61 = 101,692,168.74 : x
  2. Step 2: Convert to fraction form
    157,419,576.36/217,308,674.61 = 101,692,168.74/x
  3. Step 3: Cross multiply
    157,419,576.36x = 217,308,674.61 × 101,692,168.74
  4. Step 4: Simplify right side
    157,419,576.36x = 22,098,590,407,105,872
  5. Step 5: Solve for x
    x = 22,098,590,407,105,872/157,419,576.36
  6. Step 6: Final answer
    x = 140,380,192.34

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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.