Home / 132,617,682.40-198,953,427.60-41,720,130.40

Finding the Fourth Proportional to 132,617,682.40, 198,953,427.60 and 41,720,130.40

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Solution

The fourth proportional to 132,617,682.40, 198,953,427.60 and 41,720,130.40 is: 62,588,659.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,617,682.40 : 198,953,427.60 = 41,720,130.40 : x
  2. Step 2: Convert to fraction form
    132,617,682.40/198,953,427.60 = 41,720,130.40/x
  3. Step 3: Cross multiply
    132,617,682.40x = 198,953,427.60 × 41,720,130.40
  4. Step 4: Simplify right side
    132,617,682.40x = 8,300,362,942,998,958
  5. Step 5: Solve for x
    x = 8,300,362,942,998,958/132,617,682.40
  6. Step 6: Final answer
    x = 62,588,659.32

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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.