Home / 860,936,239,116.45-1,188,128,104,473.30-495,130,728,018.60

Finding the Fourth Proportional to 860,936,239,116.45, 1,188,128,104,473.30 and 495,130,728,018.60

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Solution

The fourth proportional to 860,936,239,116.45, 1,188,128,104,473.30 and 495,130,728,018.60 is: 683,301,162,872.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    860,936,239,116.45 : 1,188,128,104,473.30 = 495,130,728,018.60 : x
  2. Step 2: Convert to fraction form
    860,936,239,116.45/1,188,128,104,473.30 = 495,130,728,018.60/x
  3. Step 3: Cross multiply
    860,936,239,116.45x = 1,188,128,104,473.30 × 495,130,728,018.60
  4. Step 4: Simplify right side
    860,936,239,116.45x = 588,278,733,347,224,241,045,504
  5. Step 5: Solve for x
    x = 588,278,733,347,224,241,045,504/860,936,239,116.45
  6. Step 6: Final answer
    x = 683,301,162,872.36

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.