Home / 1,716,302,403.20-2,574,453,604.80-423,837,891.20

Finding the Fourth Proportional to 1,716,302,403.20, 2,574,453,604.80 and 423,837,891.20

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Solution

The fourth proportional to 1,716,302,403.20, 2,574,453,604.80 and 423,837,891.20 is: 635,756,836.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,716,302,403.20 : 2,574,453,604.80 = 423,837,891.20 : x
  2. Step 2: Convert to fraction form
    1,716,302,403.20/2,574,453,604.80 = 423,837,891.20/x
  3. Step 3: Cross multiply
    1,716,302,403.20x = 2,574,453,604.80 × 423,837,891.20
  4. Step 4: Simplify right side
    1,716,302,403.20x = 1,091,150,986,850,670,208
  5. Step 5: Solve for x
    x = 1,091,150,986,850,670,208/1,716,302,403.20
  6. Step 6: Final answer
    x = 635,756,836.80

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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.