Home / 1,118,201,745.80-1,677,286,872.30-504,784,987.40

Finding the Fourth Proportional to 1,118,201,745.80, 1,677,286,872.30 and 504,784,987.40

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Solution

The fourth proportional to 1,118,201,745.80, 1,677,286,872.30 and 504,784,987.40 is: 757,170,372.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,118,201,745.80 : 1,677,286,872.30 = 504,784,987.40 : x
  2. Step 2: Convert to fraction form
    1,118,201,745.80/1,677,286,872.30 = 504,784,987.40/x
  3. Step 3: Cross multiply
    1,118,201,745.80x = 1,677,286,872.30 × 504,784,987.40
  4. Step 4: Simplify right side
    1,118,201,745.80x = 846,669,232,700,140,800
  5. Step 5: Solve for x
    x = 846,669,232,700,140,800/1,118,201,745.80
  6. Step 6: Final answer
    x = 757,170,372.77

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Double scale
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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.