Home / 132,374,682.40-198,562,023.60-98,362,458.40

Finding the Fourth Proportional to 132,374,682.40, 198,562,023.60 and 98,362,458.40

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Solution

The fourth proportional to 132,374,682.40, 198,562,023.60 and 98,362,458.40 is: 147,543,687.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,374,682.40 : 198,562,023.60 = 98,362,458.40 : x
  2. Step 2: Convert to fraction form
    132,374,682.40/198,562,023.60 = 98,362,458.40/x
  3. Step 3: Cross multiply
    132,374,682.40x = 198,562,023.60 × 98,362,458.40
  4. Step 4: Simplify right side
    132,374,682.40x = 19,531,048,786,174,820
  5. Step 5: Solve for x
    x = 19,531,048,786,174,820/132,374,682.40
  6. Step 6: Final answer
    x = 147,543,687.60

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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.