Home / 544,485,964.80-817,047,811.80-199,474,467.60

Finding the Fourth Proportional to 544,485,964.80, 817,047,811.80 and 199,474,467.60

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Solution

The fourth proportional to 544,485,964.80, 817,047,811.80 and 199,474,467.60 is: 299,328,518.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    544,485,964.80 : 817,047,811.80 = 199,474,467.60 : x
  2. Step 2: Convert to fraction form
    544,485,964.80/817,047,811.80 = 199,474,467.60/x
  3. Step 3: Cross multiply
    544,485,964.80x = 817,047,811.80 × 199,474,467.60
  4. Step 4: Simplify right side
    544,485,964.80x = 162,980,177,262,549,984
  5. Step 5: Solve for x
    x = 162,980,177,262,549,984/544,485,964.80
  6. Step 6: Final answer
    x = 299,328,518.64

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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.