Home / 1,703,399,686.60-2,555,099,529.90-668,294,336.20

Finding the Fourth Proportional to 1,703,399,686.60, 2,555,099,529.90 and 668,294,336.20

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Solution

The fourth proportional to 1,703,399,686.60, 2,555,099,529.90 and 668,294,336.20 is: 1,002,441,504.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,703,399,686.60 : 2,555,099,529.90 = 668,294,336.20 : x
  2. Step 2: Convert to fraction form
    1,703,399,686.60/2,555,099,529.90 = 668,294,336.20/x
  3. Step 3: Cross multiply
    1,703,399,686.60x = 2,555,099,529.90 × 668,294,336.20
  4. Step 4: Simplify right side
    1,703,399,686.60x = 1,707,558,544,259,452,672
  5. Step 5: Solve for x
    x = 1,707,558,544,259,452,672/1,703,399,686.60
  6. Step 6: Final answer
    x = 1,002,441,504.30

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Half scale
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Double scale
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Similar ratio
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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.