Home / 139,567,568,310.32-209,412,246,141.80-48,874,078,240.32

Finding the Fourth Proportional to 139,567,568,310.32, 209,412,246,141.80 and 48,874,078,240.32

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Solution

The fourth proportional to 139,567,568,310.32, 209,412,246,141.80 and 48,874,078,240.32 is: 73,332,441,242.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    139,567,568,310.32 : 209,412,246,141.80 = 48,874,078,240.32 : x
  2. Step 2: Convert to fraction form
    139,567,568,310.32/209,412,246,141.80 = 48,874,078,240.32/x
  3. Step 3: Cross multiply
    139,567,568,310.32x = 209,412,246,141.80 × 48,874,078,240.32
  4. Step 4: Simplify right side
    139,567,568,310.32x = 10,234,830,502,415,483,011,072
  5. Step 5: Solve for x
    x = 10,234,830,502,415,483,011,072/139,567,568,310.32
  6. Step 6: Final answer
    x = 73,332,441,242.07

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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.