Home / 166,915,190.21-250,196,074.80-56,145,409.86

Finding the Fourth Proportional to 166,915,190.21, 250,196,074.80 and 56,145,409.86

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Solution

The fourth proportional to 166,915,190.21, 250,196,074.80 and 56,145,409.86 is: 84,158,674.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,915,190.21 : 250,196,074.80 = 56,145,409.86 : x
  2. Step 2: Convert to fraction form
    166,915,190.21/250,196,074.80 = 56,145,409.86/x
  3. Step 3: Cross multiply
    166,915,190.21x = 250,196,074.80 × 56,145,409.86
  4. Step 4: Simplify right side
    166,915,190.21x = 14,047,361,164,803,422
  5. Step 5: Solve for x
    x = 14,047,361,164,803,422/166,915,190.21
  6. Step 6: Final answer
    x = 84,158,674.52

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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.