Home / 341,431,641,629.92-512,100,970,205.52-89,871,769,819.36

Finding the Fourth Proportional to 341,431,641,629.92, 512,100,970,205.52 and 89,871,769,819.36

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Solution

The fourth proportional to 341,431,641,629.92, 512,100,970,205.52 and 89,871,769,819.36 is: 134,795,417,023.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,431,641,629.92 : 512,100,970,205.52 = 89,871,769,819.36 : x
  2. Step 2: Convert to fraction form
    341,431,641,629.92/512,100,970,205.52 = 89,871,769,819.36/x
  3. Step 3: Cross multiply
    341,431,641,629.92x = 512,100,970,205.52 × 89,871,769,819.36
  4. Step 4: Simplify right side
    341,431,641,629.92x = 46,023,420,518,581,433,008,128
  5. Step 5: Solve for x
    x = 46,023,420,518,581,433,008,128/341,431,641,629.92
  6. Step 6: Final answer
    x = 134,795,417,023.67

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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.