Home / 297,230,855.40-445,686,850.80-124,512,530.40

Finding the Fourth Proportional to 297,230,855.40, 445,686,850.80 and 124,512,530.40

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Solution

The fourth proportional to 297,230,855.40, 445,686,850.80 and 124,512,530.40 is: 186,702,008.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,230,855.40 : 445,686,850.80 = 124,512,530.40 : x
  2. Step 2: Convert to fraction form
    297,230,855.40/445,686,850.80 = 124,512,530.40/x
  3. Step 3: Cross multiply
    297,230,855.40x = 445,686,850.80 × 124,512,530.40
  4. Step 4: Simplify right side
    297,230,855.40x = 55,493,597,559,115,272
  5. Step 5: Solve for x
    x = 55,493,597,559,115,272/297,230,855.40
  6. Step 6: Final answer
    x = 186,702,008.06

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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.