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Finding the Fourth Proportional to 404,617,879.20, 606,926,818.80 and 302,581,207.20

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Solution

The fourth proportional to 404,617,879.20, 606,926,818.80 and 302,581,207.20 is: 453,871,810.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,617,879.20 : 606,926,818.80 = 302,581,207.20 : x
  2. Step 2: Convert to fraction form
    404,617,879.20/606,926,818.80 = 302,581,207.20/x
  3. Step 3: Cross multiply
    404,617,879.20x = 606,926,818.80 × 302,581,207.20
  4. Step 4: Simplify right side
    404,617,879.20x = 183,644,649,514,559,648
  5. Step 5: Solve for x
    x = 183,644,649,514,559,648/404,617,879.20
  6. Step 6: Final answer
    x = 453,871,810.80

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