Home / 143,328,384,017.20-214,992,576,025.80-69,944,841,233.20

Finding the Fourth Proportional to 143,328,384,017.20, 214,992,576,025.80 and 69,944,841,233.20

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Solution

The fourth proportional to 143,328,384,017.20, 214,992,576,025.80 and 69,944,841,233.20 is: 104,917,261,849.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,328,384,017.20 : 214,992,576,025.80 = 69,944,841,233.20 : x
  2. Step 2: Convert to fraction form
    143,328,384,017.20/214,992,576,025.80 = 69,944,841,233.20/x
  3. Step 3: Cross multiply
    143,328,384,017.20x = 214,992,576,025.80 × 69,944,841,233.20
  4. Step 4: Simplify right side
    143,328,384,017.20x = 15,037,621,596,441,259,540,480
  5. Step 5: Solve for x
    x = 15,037,621,596,441,259,540,480/143,328,384,017.20
  6. Step 6: Final answer
    x = 104,917,261,849.80

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1.5x scale

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.