Home / 148,145,559.96-204,438,658.52-82,065,860.40

Finding the Fourth Proportional to 148,145,559.96, 204,438,658.52 and 82,065,860.40

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Solution

The fourth proportional to 148,145,559.96, 204,438,658.52 and 82,065,860.40 is: 113,249,660.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,145,559.96 : 204,438,658.52 = 82,065,860.40 : x
  2. Step 2: Convert to fraction form
    148,145,559.96/204,438,658.52 = 82,065,860.40/x
  3. Step 3: Cross multiply
    148,145,559.96x = 204,438,658.52 × 82,065,860.40
  4. Step 4: Simplify right side
    148,145,559.96x = 16,777,434,410,465,592
  5. Step 5: Solve for x
    x = 16,777,434,410,465,592/148,145,559.96
  6. Step 6: Final answer
    x = 113,249,660.77

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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.