Home / 1,618,970,284.95-2,428,455,121.07-882,659,370.39

Finding the Fourth Proportional to 1,618,970,284.95, 2,428,455,121.07 and 882,659,370.39

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Solution

The fourth proportional to 1,618,970,284.95, 2,428,455,121.07 and 882,659,370.39 is: 1,323,988,888.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,618,970,284.95 : 2,428,455,121.07 = 882,659,370.39 : x
  2. Step 2: Convert to fraction form
    1,618,970,284.95/2,428,455,121.07 = 882,659,370.39/x
  3. Step 3: Cross multiply
    1,618,970,284.95x = 2,428,455,121.07 × 882,659,370.39
  4. Step 4: Simplify right side
    1,618,970,284.95x = 2,143,498,668,179,604,224
  5. Step 5: Solve for x
    x = 2,143,498,668,179,604,224/1,618,970,284.95
  6. Step 6: Final answer
    x = 1,323,988,888.56

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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.