Home / 1,376,995,212.96-2,065,898,064-444,300,563.85

Finding the Fourth Proportional to 1,376,995,212.96, 2,065,898,064 and 444,300,563.85

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Solution

The fourth proportional to 1,376,995,212.96, 2,065,898,064 and 444,300,563.85 is: 666,581,601.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,376,995,212.96 : 2,065,898,064 = 444,300,563.85 : x
  2. Step 2: Convert to fraction form
    1,376,995,212.96/2,065,898,064 = 444,300,563.85/x
  3. Step 3: Cross multiply
    1,376,995,212.96x = 2,065,898,064 × 444,300,563.85
  4. Step 4: Simplify right side
    1,376,995,212.96x = 917,879,674,691,823,488
  5. Step 5: Solve for x
    x = 917,879,674,691,823,488/1,376,995,212.96
  6. Step 6: Final answer
    x = 666,581,601.78

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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.