Home / 297,217,015.40-445,825,523.10-103,063,903.40

Finding the Fourth Proportional to 297,217,015.40, 445,825,523.10 and 103,063,903.40

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Solution

The fourth proportional to 297,217,015.40, 445,825,523.10 and 103,063,903.40 is: 154,595,855.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,217,015.40 : 445,825,523.10 = 103,063,903.40 : x
  2. Step 2: Convert to fraction form
    297,217,015.40/445,825,523.10 = 103,063,903.40/x
  3. Step 3: Cross multiply
    297,217,015.40x = 445,825,523.10 × 103,063,903.40
  4. Step 4: Simplify right side
    297,217,015.40x = 45,948,518,646,032,872
  5. Step 5: Solve for x
    x = 45,948,518,646,032,872/297,217,015.40
  6. Step 6: Final answer
    x = 154,595,855.10

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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.