Home / 1,522,897,384.60-2,284,346,076.90-432,380,452.60

Finding the Fourth Proportional to 1,522,897,384.60, 2,284,346,076.90 and 432,380,452.60

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Solution

The fourth proportional to 1,522,897,384.60, 2,284,346,076.90 and 432,380,452.60 is: 648,570,678.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,522,897,384.60 : 2,284,346,076.90 = 432,380,452.60 : x
  2. Step 2: Convert to fraction form
    1,522,897,384.60/2,284,346,076.90 = 432,380,452.60/x
  3. Step 3: Cross multiply
    1,522,897,384.60x = 2,284,346,076.90 × 432,380,452.60
  4. Step 4: Simplify right side
    1,522,897,384.60x = 987,706,590,625,056,512
  5. Step 5: Solve for x
    x = 987,706,590,625,056,512/1,522,897,384.60
  6. Step 6: Final answer
    x = 648,570,678.90

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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.