Home / 505,598,051.40-758,397,077.10-352,417,072.20

Finding the Fourth Proportional to 505,598,051.40, 758,397,077.10 and 352,417,072.20

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Solution

The fourth proportional to 505,598,051.40, 758,397,077.10 and 352,417,072.20 is: 528,625,608.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    505,598,051.40 : 758,397,077.10 = 352,417,072.20 : x
  2. Step 2: Convert to fraction form
    505,598,051.40/758,397,077.10 = 352,417,072.20/x
  3. Step 3: Cross multiply
    505,598,051.40x = 758,397,077.10 × 352,417,072.20
  4. Step 4: Simplify right side
    505,598,051.40x = 267,272,077,476,619,680
  5. Step 5: Solve for x
    x = 267,272,077,476,619,680/505,598,051.40
  6. Step 6: Final answer
    x = 528,625,608.30

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Similar ratio
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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.