Home / 1,435,395,186-1,980,846,153.72-775,345,470.48

Finding the Fourth Proportional to 1,435,395,186, 1,980,846,153.72 and 775,345,470.48

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Solution

The fourth proportional to 1,435,395,186, 1,980,846,153.72 and 775,345,470.48 is: 1,069,977,179.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,435,395,186 : 1,980,846,153.72 = 775,345,470.48 : x
  2. Step 2: Convert to fraction form
    1,435,395,186/1,980,846,153.72 = 775,345,470.48/x
  3. Step 3: Cross multiply
    1,435,395,186x = 1,980,846,153.72 × 775,345,470.48
  4. Step 4: Simplify right side
    1,435,395,186x = 1,535,840,093,004,531,968
  5. Step 5: Solve for x
    x = 1,535,840,093,004,531,968/1,435,395,186
  6. Step 6: Final answer
    x = 1,069,977,179.79

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.