Home / 60,667,930.80-91,001,896.20-40,260,596.40

Finding the Fourth Proportional to 60,667,930.80, 91,001,896.20 and 40,260,596.40

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Solution

The fourth proportional to 60,667,930.80, 91,001,896.20 and 40,260,596.40 is: 60,390,894.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,667,930.80 : 91,001,896.20 = 40,260,596.40 : x
  2. Step 2: Convert to fraction form
    60,667,930.80/91,001,896.20 = 40,260,596.40/x
  3. Step 3: Cross multiply
    60,667,930.80x = 91,001,896.20 × 40,260,596.40
  4. Step 4: Simplify right side
    60,667,930.80x = 3,663,790,614,542,893.50
  5. Step 5: Solve for x
    x = 3,663,790,614,542,893.50/60,667,930.80
  6. Step 6: Final answer
    x = 60,390,894.60

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1.5x scale

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.