Home / 101,036,879.22-139,430,631.07-56,382,383.10

Finding the Fourth Proportional to 101,036,879.22, 139,430,631.07 and 56,382,383.10

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Solution

The fourth proportional to 101,036,879.22, 139,430,631.07 and 56,382,383.10 is: 77,807,542.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,036,879.22 : 139,430,631.07 = 56,382,383.10 : x
  2. Step 2: Convert to fraction form
    101,036,879.22/139,430,631.07 = 56,382,383.10/x
  3. Step 3: Cross multiply
    101,036,879.22x = 139,430,631.07 × 56,382,383.10
  4. Step 4: Simplify right side
    101,036,879.22x = 7,861,431,256,025,393
  5. Step 5: Solve for x
    x = 7,861,431,256,025,393/101,036,879.22
  6. Step 6: Final answer
    x = 77,807,542.33

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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.