Home / 259,006,018,135.35-357,404,318,509.22-143,260,286,609.04

Finding the Fourth Proportional to 259,006,018,135.35, 357,404,318,509.22 and 143,260,286,609.04

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Solution

The fourth proportional to 259,006,018,135.35, 357,404,318,509.22 and 143,260,286,609.04 is: 197,685,928,201.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,006,018,135.35 : 357,404,318,509.22 = 143,260,286,609.04 : x
  2. Step 2: Convert to fraction form
    259,006,018,135.35/357,404,318,509.22 = 143,260,286,609.04/x
  3. Step 3: Cross multiply
    259,006,018,135.35x = 357,404,318,509.22 × 143,260,286,609.04
  4. Step 4: Simplify right side
    259,006,018,135.35x = 51,201,845,104,939,479,597,056
  5. Step 5: Solve for x
    x = 51,201,845,104,939,479,597,056/259,006,018,135.35
  6. Step 6: Final answer
    x = 197,685,928,201.80

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1.5x scale

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.