Home / 862,182,900.36-1,189,812,879.90-465,705,888.12

Finding the Fourth Proportional to 862,182,900.36, 1,189,812,879.90 and 465,705,888.12

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Solution

The fourth proportional to 862,182,900.36, 1,189,812,879.90 and 465,705,888.12 is: 642,674,383.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    862,182,900.36 : 1,189,812,879.90 = 465,705,888.12 : x
  2. Step 2: Convert to fraction form
    862,182,900.36/1,189,812,879.90 = 465,705,888.12/x
  3. Step 3: Cross multiply
    862,182,900.36x = 1,189,812,879.90 × 465,705,888.12
  4. Step 4: Simplify right side
    862,182,900.36x = 554,102,863,930,444,416
  5. Step 5: Solve for x
    x = 554,102,863,930,444,416/862,182,900.36
  6. Step 6: Final answer
    x = 642,674,383.47

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