Home / 945,431,247.87-1,418,338,200.29-332,063,303.31

Finding the Fourth Proportional to 945,431,247.87, 1,418,338,200.29 and 332,063,303.31

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Solution

The fourth proportional to 945,431,247.87, 1,418,338,200.29 and 332,063,303.31 is: 498,162,155.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    945,431,247.87 : 1,418,338,200.29 = 332,063,303.31 : x
  2. Step 2: Convert to fraction form
    945,431,247.87/1,418,338,200.29 = 332,063,303.31/x
  3. Step 3: Cross multiply
    945,431,247.87x = 1,418,338,200.29 × 332,063,303.31
  4. Step 4: Simplify right side
    945,431,247.87x = 470,978,067,997,397,504
  5. Step 5: Solve for x
    x = 470,978,067,997,397,504/945,431,247.87
  6. Step 6: Final answer
    x = 498,162,155.16

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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.