Home / 469,915,056,307.52-704,871,704,609.90-147,242,571,891.22

Finding the Fourth Proportional to 469,915,056,307.52, 704,871,704,609.90 and 147,242,571,891.22

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Solution

The fourth proportional to 469,915,056,307.52, 704,871,704,609.90 and 147,242,571,891.22 is: 220,863,582,145.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    469,915,056,307.52 : 704,871,704,609.90 = 147,242,571,891.22 : x
  2. Step 2: Convert to fraction form
    469,915,056,307.52/704,871,704,609.90 = 147,242,571,891.22/x
  3. Step 3: Cross multiply
    469,915,056,307.52x = 704,871,704,609.90 × 147,242,571,891.22
  4. Step 4: Simplify right side
    469,915,056,307.52x = 103,787,122,640,109,990,576,128
  5. Step 5: Solve for x
    x = 103,787,122,640,109,990,576,128/469,915,056,307.52
  6. Step 6: Final answer
    x = 220,863,582,145.34

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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.