Home / 259,006,018,135.10-357,404,318,508.88-143,260,286,608.79

Finding the Fourth Proportional to 259,006,018,135.10, 357,404,318,508.88 and 143,260,286,608.79

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Solution

The fourth proportional to 259,006,018,135.10, 357,404,318,508.88 and 143,260,286,608.79 is: 197,685,928,201.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,006,018,135.10 : 357,404,318,508.88 = 143,260,286,608.79 : x
  2. Step 2: Convert to fraction form
    259,006,018,135.10/357,404,318,508.88 = 143,260,286,608.79/x
  3. Step 3: Cross multiply
    259,006,018,135.10x = 357,404,318,508.88 × 143,260,286,608.79
  4. Step 4: Simplify right side
    259,006,018,135.10x = 51,201,845,104,801,419,886,592
  5. Step 5: Solve for x
    x = 51,201,845,104,801,419,886,592/259,006,018,135.10
  6. Step 6: Final answer
    x = 197,685,928,201.46

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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.