Home / 199,304,207.40-298,956,311.10-180,172,331.40

Finding the Fourth Proportional to 199,304,207.40, 298,956,311.10 and 180,172,331.40

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Solution

The fourth proportional to 199,304,207.40, 298,956,311.10 and 180,172,331.40 is: 270,258,497.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,304,207.40 : 298,956,311.10 = 180,172,331.40 : x
  2. Step 2: Convert to fraction form
    199,304,207.40/298,956,311.10 = 180,172,331.40/x
  3. Step 3: Cross multiply
    199,304,207.40x = 298,956,311.10 × 180,172,331.40
  4. Step 4: Simplify right side
    199,304,207.40x = 53,863,655,557,630,704
  5. Step 5: Solve for x
    x = 53,863,655,557,630,704/199,304,207.40
  6. Step 6: Final answer
    x = 270,258,497.10

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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.