Home / 268,181,457.20-402,272,185.80-231,830,892.80

Finding the Fourth Proportional to 268,181,457.20, 402,272,185.80 and 231,830,892.80

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Solution

The fourth proportional to 268,181,457.20, 402,272,185.80 and 231,830,892.80 is: 347,746,339.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,181,457.20 : 402,272,185.80 = 231,830,892.80 : x
  2. Step 2: Convert to fraction form
    268,181,457.20/402,272,185.80 = 231,830,892.80/x
  3. Step 3: Cross multiply
    268,181,457.20x = 402,272,185.80 × 231,830,892.80
  4. Step 4: Simplify right side
    268,181,457.20x = 93,259,119,982,621,488
  5. Step 5: Solve for x
    x = 93,259,119,982,621,488/268,181,457.20
  6. Step 6: Final answer
    x = 347,746,339.20

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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.