Home / 135,615,453,078.17-203,423,179,617.26-41,287,651,647.78

Finding the Fourth Proportional to 135,615,453,078.17, 203,423,179,617.26 and 41,287,651,647.78

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Solution

The fourth proportional to 135,615,453,078.17, 203,423,179,617.26 and 41,287,651,647.78 is: 61,931,477,471.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,615,453,078.17 : 203,423,179,617.26 = 41,287,651,647.78 : x
  2. Step 2: Convert to fraction form
    135,615,453,078.17/203,423,179,617.26 = 41,287,651,647.78/x
  3. Step 3: Cross multiply
    135,615,453,078.17x = 203,423,179,617.26 × 41,287,651,647.78
  4. Step 4: Simplify right side
    135,615,453,078.17x = 8,398,865,377,121,212,039,168
  5. Step 5: Solve for x
    x = 8,398,865,377,121,212,039,168/135,615,453,078.17
  6. Step 6: Final answer
    x = 61,931,477,471.67

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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.