Home / 1,679,621,999.10-2,519,432,998.65-1,066,898,082.30

Finding the Fourth Proportional to 1,679,621,999.10, 2,519,432,998.65 and 1,066,898,082.30

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Solution

The fourth proportional to 1,679,621,999.10, 2,519,432,998.65 and 1,066,898,082.30 is: 1,600,347,123.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,679,621,999.10 : 2,519,432,998.65 = 1,066,898,082.30 : x
  2. Step 2: Convert to fraction form
    1,679,621,999.10/2,519,432,998.65 = 1,066,898,082.30/x
  3. Step 3: Cross multiply
    1,679,621,999.10x = 2,519,432,998.65 × 1,066,898,082.30
  4. Step 4: Simplify right side
    1,679,621,999.10x = 2,687,978,234,743,023,616
  5. Step 5: Solve for x
    x = 2,687,978,234,743,023,616/1,679,621,999.10
  6. Step 6: Final answer
    x = 1,600,347,123.45

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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.