Home / 1,284,157,725.66-1,925,764,114.48-443,586,554.30

Finding the Fourth Proportional to 1,284,157,725.66, 1,925,764,114.48 and 443,586,554.30

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Solution

The fourth proportional to 1,284,157,725.66, 1,925,764,114.48 and 443,586,554.30 is: 665,216,624.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,284,157,725.66 : 1,925,764,114.48 = 443,586,554.30 : x
  2. Step 2: Convert to fraction form
    1,284,157,725.66/1,925,764,114.48 = 443,586,554.30/x
  3. Step 3: Cross multiply
    1,284,157,725.66x = 1,925,764,114.48 × 443,586,554.30
  4. Step 4: Simplify right side
    1,284,157,725.66x = 854,243,067,936,774,016
  5. Step 5: Solve for x
    x = 854,243,067,936,774,016/1,284,157,725.66
  6. Step 6: Final answer
    x = 665,216,624.77

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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.