Home / 259,524,003.60-389,286,005.40-242,391,920.40

Finding the Fourth Proportional to 259,524,003.60, 389,286,005.40 and 242,391,920.40

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Solution

The fourth proportional to 259,524,003.60, 389,286,005.40 and 242,391,920.40 is: 363,587,880.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,524,003.60 : 389,286,005.40 = 242,391,920.40 : x
  2. Step 2: Convert to fraction form
    259,524,003.60/389,286,005.40 = 242,391,920.40/x
  3. Step 3: Cross multiply
    259,524,003.60x = 389,286,005.40 × 242,391,920.40
  4. Step 4: Simplify right side
    259,524,003.60x = 94,359,782,433,750,768
  5. Step 5: Solve for x
    x = 94,359,782,433,750,768/259,524,003.60
  6. Step 6: Final answer
    x = 363,587,880.60

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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.