Home / 300,563,592,620.62-414,774,811,089.20-163,378,256,628.84

Finding the Fourth Proportional to 300,563,592,620.62, 414,774,811,089.20 and 163,378,256,628.84

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Solution

The fourth proportional to 300,563,592,620.62, 414,774,811,089.20 and 163,378,256,628.84 is: 225,460,392,386.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    300,563,592,620.62 : 414,774,811,089.20 = 163,378,256,628.84 : x
  2. Step 2: Convert to fraction form
    300,563,592,620.62/414,774,811,089.20 = 163,378,256,628.84/x
  3. Step 3: Cross multiply
    300,563,592,620.62x = 414,774,811,089.20 × 163,378,256,628.84
  4. Step 4: Simplify right side
    300,563,592,620.62x = 67,765,185,529,309,946,707,968
  5. Step 5: Solve for x
    x = 67,765,185,529,309,946,707,968/300,563,592,620.62
  6. Step 6: Final answer
    x = 225,460,392,386.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.