Home / 347,680,515,975.60-521,520,773,963.40-124,097,760,289.20

Finding the Fourth Proportional to 347,680,515,975.60, 521,520,773,963.40 and 124,097,760,289.20

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Solution

The fourth proportional to 347,680,515,975.60, 521,520,773,963.40 and 124,097,760,289.20 is: 186,146,640,433.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,680,515,975.60 : 521,520,773,963.40 = 124,097,760,289.20 : x
  2. Step 2: Convert to fraction form
    347,680,515,975.60/521,520,773,963.40 = 124,097,760,289.20/x
  3. Step 3: Cross multiply
    347,680,515,975.60x = 521,520,773,963.40 × 124,097,760,289.20
  4. Step 4: Simplify right side
    347,680,515,975.60x = 64,719,559,993,148,074,622,976
  5. Step 5: Solve for x
    x = 64,719,559,993,148,074,622,976/347,680,515,975.60
  6. Step 6: Final answer
    x = 186,146,640,433.80

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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.