Home / 2,728,286,607.60-4,092,429,911.40-981,546,328.80

Finding the Fourth Proportional to 2,728,286,607.60, 4,092,429,911.40 and 981,546,328.80

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Solution

The fourth proportional to 2,728,286,607.60, 4,092,429,911.40 and 981,546,328.80 is: 1,472,319,493.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,728,286,607.60 : 4,092,429,911.40 = 981,546,328.80 : x
  2. Step 2: Convert to fraction form
    2,728,286,607.60/4,092,429,911.40 = 981,546,328.80/x
  3. Step 3: Cross multiply
    2,728,286,607.60x = 4,092,429,911.40 × 981,546,328.80
  4. Step 4: Simplify right side
    2,728,286,607.60x = 4,016,909,555,405,979,136
  5. Step 5: Solve for x
    x = 4,016,909,555,405,979,136/2,728,286,607.60
  6. Step 6: Final answer
    x = 1,472,319,493.20

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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.