Home / 113,467,402,280.45-170,201,103,420.67-67,029,379,112.45

Finding the Fourth Proportional to 113,467,402,280.45, 170,201,103,420.67 and 67,029,379,112.45

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Solution

The fourth proportional to 113,467,402,280.45, 170,201,103,420.67 and 67,029,379,112.45 is: 100,544,068,668.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,467,402,280.45 : 170,201,103,420.67 = 67,029,379,112.45 : x
  2. Step 2: Convert to fraction form
    113,467,402,280.45/170,201,103,420.67 = 67,029,379,112.45/x
  3. Step 3: Cross multiply
    113,467,402,280.45x = 170,201,103,420.67 × 67,029,379,112.45
  4. Step 4: Simplify right side
    113,467,402,280.45x = 11,408,474,286,541,399,654,400
  5. Step 5: Solve for x
    x = 11,408,474,286,541,399,654,400/113,467,402,280.45
  6. Step 6: Final answer
    x = 100,544,068,668.67

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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.