Home / 770,430,180,652.70-1,063,196,133,634.70-427,874,043,631.78

Finding the Fourth Proportional to 770,430,180,652.70, 1,063,196,133,634.70 and 427,874,043,631.78

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Solution

The fourth proportional to 770,430,180,652.70, 1,063,196,133,634.70 and 427,874,043,631.78 is: 590,467,559,937.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    770,430,180,652.70 : 1,063,196,133,634.70 = 427,874,043,631.78 : x
  2. Step 2: Convert to fraction form
    770,430,180,652.70/1,063,196,133,634.70 = 427,874,043,631.78/x
  3. Step 3: Cross multiply
    770,430,180,652.70x = 1,063,196,133,634.70 × 427,874,043,631.78
  4. Step 4: Simplify right side
    770,430,180,652.70x = 454,914,028,871,953,447,649,280
  5. Step 5: Solve for x
    x = 454,914,028,871,953,447,649,280/770,430,180,652.70
  6. Step 6: Final answer
    x = 590,467,559,937.17

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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.