Home / 770,430,180,652.50-1,063,196,133,634.40-427,874,043,631.60

Finding the Fourth Proportional to 770,430,180,652.50, 1,063,196,133,634.40 and 427,874,043,631.60

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Solution

The fourth proportional to 770,430,180,652.50, 1,063,196,133,634.40 and 427,874,043,631.60 is: 590,467,559,936.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    770,430,180,652.50 : 1,063,196,133,634.40 = 427,874,043,631.60 : x
  2. Step 2: Convert to fraction form
    770,430,180,652.50/1,063,196,133,634.40 = 427,874,043,631.60/x
  3. Step 3: Cross multiply
    770,430,180,652.50x = 1,063,196,133,634.40 × 427,874,043,631.60
  4. Step 4: Simplify right side
    770,430,180,652.50x = 454,914,028,871,633,673,912,320
  5. Step 5: Solve for x
    x = 454,914,028,871,633,673,912,320/770,430,180,652.50
  6. Step 6: Final answer
    x = 590,467,559,936.91

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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.