Home / 770,430,180,655-1,063,196,133,637.90-427,874,043,634.10

Finding the Fourth Proportional to 770,430,180,655, 1,063,196,133,637.90 and 427,874,043,634.10

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Solution

The fourth proportional to 770,430,180,655, 1,063,196,133,637.90 and 427,874,043,634.10 is: 590,467,559,940.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    770,430,180,655 : 1,063,196,133,637.90 = 427,874,043,634.10 : x
  2. Step 2: Convert to fraction form
    770,430,180,655/1,063,196,133,637.90 = 427,874,043,634.10/x
  3. Step 3: Cross multiply
    770,430,180,655x = 1,063,196,133,637.90 × 427,874,043,634.10
  4. Step 4: Simplify right side
    770,430,180,655x = 454,914,028,875,789,256,097,792
  5. Step 5: Solve for x
    x = 454,914,028,875,789,256,097,792/770,430,180,655
  6. Step 6: Final answer
    x = 590,467,559,940.39

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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.