Home / 3,929,936,164,852.20-5,423,592,546,792.30-2,172,047,885,396.20

Finding the Fourth Proportional to 3,929,936,164,852.20, 5,423,592,546,792.30 and 2,172,047,885,396.20

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Solution

The fourth proportional to 3,929,936,164,852.20, 5,423,592,546,792.30 and 2,172,047,885,396.20 is: 2,997,581,189,198.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,929,936,164,852.20 : 5,423,592,546,792.30 = 2,172,047,885,396.20 : x
  2. Step 2: Convert to fraction form
    3,929,936,164,852.20/5,423,592,546,792.30 = 2,172,047,885,396.20/x
  3. Step 3: Cross multiply
    3,929,936,164,852.20x = 5,423,592,546,792.30 × 2,172,047,885,396.20
  4. Step 4: Simplify right side
    3,929,936,164,852.20x = 11,780,302,722,510,805,119,533,056
  5. Step 5: Solve for x
    x = 11,780,302,722,510,805,119,533,056/3,929,936,164,852.20
  6. Step 6: Final answer
    x = 2,997,581,189,198.23

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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.