Home / 1,118,201,744.80-1,677,286,870.80-504,784,986.40

Finding the Fourth Proportional to 1,118,201,744.80, 1,677,286,870.80 and 504,784,986.40

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Solution

The fourth proportional to 1,118,201,744.80, 1,677,286,870.80 and 504,784,986.40 is: 757,170,371.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,118,201,744.80 : 1,677,286,870.80 = 504,784,986.40 : x
  2. Step 2: Convert to fraction form
    1,118,201,744.80/1,677,286,870.80 = 504,784,986.40/x
  3. Step 3: Cross multiply
    1,118,201,744.80x = 1,677,286,870.80 × 504,784,986.40
  4. Step 4: Simplify right side
    1,118,201,744.80x = 846,669,230,265,676,544
  5. Step 5: Solve for x
    x = 846,669,230,265,676,544/1,118,201,744.80
  6. Step 6: Final answer
    x = 757,170,371.27

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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.