Home / 505,598,052.40-758,397,078.60-352,417,073.20

Finding the Fourth Proportional to 505,598,052.40, 758,397,078.60 and 352,417,073.20

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Solution

The fourth proportional to 505,598,052.40, 758,397,078.60 and 352,417,073.20 is: 528,625,609.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    505,598,052.40 : 758,397,078.60 = 352,417,073.20 : x
  2. Step 2: Convert to fraction form
    505,598,052.40/758,397,078.60 = 352,417,073.20/x
  3. Step 3: Cross multiply
    505,598,052.40x = 758,397,078.60 × 352,417,073.20
  4. Step 4: Simplify right side
    505,598,052.40x = 267,272,078,763,642,368
  5. Step 5: Solve for x
    x = 267,272,078,763,642,368/505,598,052.40
  6. Step 6: Final answer
    x = 528,625,609.80

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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.