Home / 18,947,360,284.69-26,146,321,306.13-10,372,128,035.89

Finding the Fourth Proportional to 18,947,360,284.69, 26,146,321,306.13 and 10,372,128,035.89

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Solution

The fourth proportional to 18,947,360,284.69, 26,146,321,306.13 and 10,372,128,035.89 is: 14,312,969,626.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,947,360,284.69 : 26,146,321,306.13 = 10,372,128,035.89 : x
  2. Step 2: Convert to fraction form
    18,947,360,284.69/26,146,321,306.13 = 10,372,128,035.89/x
  3. Step 3: Cross multiply
    18,947,360,284.69x = 26,146,321,306.13 × 10,372,128,035.89
  4. Step 4: Simplify right side
    18,947,360,284.69x = 271,192,992,254,568,300,544
  5. Step 5: Solve for x
    x = 271,192,992,254,568,300,544/18,947,360,284.69
  6. Step 6: Final answer
    x = 14,312,969,626.37

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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.