Home / 1,136,939,558.72-1,705,572,020.27-350,059,790.43

Finding the Fourth Proportional to 1,136,939,558.72, 1,705,572,020.27 and 350,059,790.43

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Solution

The fourth proportional to 1,136,939,558.72, 1,705,572,020.27 and 350,059,790.43 is: 525,139,774.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,136,939,558.72 : 1,705,572,020.27 = 350,059,790.43 : x
  2. Step 2: Convert to fraction form
    1,136,939,558.72/1,705,572,020.27 = 350,059,790.43/x
  3. Step 3: Cross multiply
    1,136,939,558.72x = 1,705,572,020.27 × 350,059,790.43
  4. Step 4: Simplify right side
    1,136,939,558.72x = 597,052,183,979,863,040
  5. Step 5: Solve for x
    x = 597,052,183,979,863,040/1,136,939,558.72
  6. Step 6: Final answer
    x = 525,139,774.94

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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.