Home / 132,100,538.40-198,150,807.60-97,663,161.60

Finding the Fourth Proportional to 132,100,538.40, 198,150,807.60 and 97,663,161.60

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Solution

The fourth proportional to 132,100,538.40, 198,150,807.60 and 97,663,161.60 is: 146,494,742.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,100,538.40 : 198,150,807.60 = 97,663,161.60 : x
  2. Step 2: Convert to fraction form
    132,100,538.40/198,150,807.60 = 97,663,161.60/x
  3. Step 3: Cross multiply
    132,100,538.40x = 198,150,807.60 × 97,663,161.60
  4. Step 4: Simplify right side
    132,100,538.40x = 19,352,034,343,809,308
  5. Step 5: Solve for x
    x = 19,352,034,343,809,308/132,100,538.40
  6. Step 6: Final answer
    x = 146,494,742.40

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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.