Home / 130,380,195,660.45-195,570,293,490.67-108,340,274,508.45

Finding the Fourth Proportional to 130,380,195,660.45, 195,570,293,490.67 and 108,340,274,508.45

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Solution

The fourth proportional to 130,380,195,660.45, 195,570,293,490.67 and 108,340,274,508.45 is: 162,510,411,762.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,380,195,660.45 : 195,570,293,490.67 = 108,340,274,508.45 : x
  2. Step 2: Convert to fraction form
    130,380,195,660.45/195,570,293,490.67 = 108,340,274,508.45/x
  3. Step 3: Cross multiply
    130,380,195,660.45x = 195,570,293,490.67 × 108,340,274,508.45
  4. Step 4: Simplify right side
    130,380,195,660.45x = 21,188,139,282,477,321,551,872
  5. Step 5: Solve for x
    x = 21,188,139,282,477,321,551,872/130,380,195,660.45
  6. Step 6: Final answer
    x = 162,510,411,762.67

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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.