Home / 404,539,673.20-606,809,509.80-361,457,522.80

Finding the Fourth Proportional to 404,539,673.20, 606,809,509.80 and 361,457,522.80

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Solution

The fourth proportional to 404,539,673.20, 606,809,509.80 and 361,457,522.80 is: 542,186,284.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,539,673.20 : 606,809,509.80 = 361,457,522.80 : x
  2. Step 2: Convert to fraction form
    404,539,673.20/606,809,509.80 = 361,457,522.80/x
  3. Step 3: Cross multiply
    404,539,673.20x = 606,809,509.80 × 361,457,522.80
  4. Step 4: Simplify right side
    404,539,673.20x = 219,335,862,223,790,304
  5. Step 5: Solve for x
    x = 219,335,862,223,790,304/404,539,673.20
  6. Step 6: Final answer
    x = 542,186,284.20

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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.