Home / 1,716,302,403.70-2,574,453,605.55-423,837,891.70

Finding the Fourth Proportional to 1,716,302,403.70, 2,574,453,605.55 and 423,837,891.70

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Solution

The fourth proportional to 1,716,302,403.70, 2,574,453,605.55 and 423,837,891.70 is: 635,756,837.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,716,302,403.70 : 2,574,453,605.55 = 423,837,891.70 : x
  2. Step 2: Convert to fraction form
    1,716,302,403.70/2,574,453,605.55 = 423,837,891.70/x
  3. Step 3: Cross multiply
    1,716,302,403.70x = 2,574,453,605.55 × 423,837,891.70
  4. Step 4: Simplify right side
    1,716,302,403.70x = 1,091,150,988,455,775,488
  5. Step 5: Solve for x
    x = 1,091,150,988,455,775,488/1,716,302,403.70
  6. Step 6: Final answer
    x = 635,756,837.55

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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.