Home / 259,524,306.40-389,286,459.60-229,291,218.40

Finding the Fourth Proportional to 259,524,306.40, 389,286,459.60 and 229,291,218.40

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Solution

The fourth proportional to 259,524,306.40, 389,286,459.60 and 229,291,218.40 is: 343,936,827.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,524,306.40 : 389,286,459.60 = 229,291,218.40 : x
  2. Step 2: Convert to fraction form
    259,524,306.40/389,286,459.60 = 229,291,218.40/x
  3. Step 3: Cross multiply
    259,524,306.40x = 389,286,459.60 × 229,291,218.40
  4. Step 4: Simplify right side
    259,524,306.40x = 89,259,966,628,306,384
  5. Step 5: Solve for x
    x = 89,259,966,628,306,384/259,524,306.40
  6. Step 6: Final answer
    x = 343,936,827.60

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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.