Home / 231,787,980,821.80-347,681,971,232.70-164,452,847,228.20

Finding the Fourth Proportional to 231,787,980,821.80, 347,681,971,232.70 and 164,452,847,228.20

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Solution

The fourth proportional to 231,787,980,821.80, 347,681,971,232.70 and 164,452,847,228.20 is: 246,679,270,842.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,787,980,821.80 : 347,681,971,232.70 = 164,452,847,228.20 : x
  2. Step 2: Convert to fraction form
    231,787,980,821.80/347,681,971,232.70 = 164,452,847,228.20/x
  3. Step 3: Cross multiply
    231,787,980,821.80x = 347,681,971,232.70 × 164,452,847,228.20
  4. Step 4: Simplify right side
    231,787,980,821.80x = 57,177,290,099,130,644,824,064
  5. Step 5: Solve for x
    x = 57,177,290,099,130,644,824,064/231,787,980,821.80
  6. Step 6: Final answer
    x = 246,679,270,842.30

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.