Home / 770,430,180,653.52-1,063,196,133,635.80-427,874,043,632.60

Finding the Fourth Proportional to 770,430,180,653.52, 1,063,196,133,635.80 and 427,874,043,632.60

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Solution

The fourth proportional to 770,430,180,653.52, 1,063,196,133,635.80 and 427,874,043,632.60 is: 590,467,559,938.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    770,430,180,653.52 : 1,063,196,133,635.80 = 427,874,043,632.60 : x
  2. Step 2: Convert to fraction form
    770,430,180,653.52/1,063,196,133,635.80 = 427,874,043,632.60/x
  3. Step 3: Cross multiply
    770,430,180,653.52x = 1,063,196,133,635.80 × 427,874,043,632.60
  4. Step 4: Simplify right side
    770,430,180,653.52x = 454,914,028,873,295,893,364,736
  5. Step 5: Solve for x
    x = 454,914,028,873,295,893,364,736/770,430,180,653.52
  6. Step 6: Final answer
    x = 590,467,559,938.29

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Double scale
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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.