Home / 789,345,822.36-1,183,610,764.26-346,507,253.40

Finding the Fourth Proportional to 789,345,822.36, 1,183,610,764.26 and 346,507,253.40

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Solution

The fourth proportional to 789,345,822.36, 1,183,610,764.26 and 346,507,253.40 is: 519,581,789.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    789,345,822.36 : 1,183,610,764.26 = 346,507,253.40 : x
  2. Step 2: Convert to fraction form
    789,345,822.36/1,183,610,764.26 = 346,507,253.40/x
  3. Step 3: Cross multiply
    789,345,822.36x = 1,183,610,764.26 × 346,507,253.40
  4. Step 4: Simplify right side
    789,345,822.36x = 410,129,715,018,407,424
  5. Step 5: Solve for x
    x = 410,129,715,018,407,424/789,345,822.36
  6. Step 6: Final answer
    x = 519,581,789.63

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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.