Home / 199,304,213.40-298,956,320.10-180,172,337.40

Finding the Fourth Proportional to 199,304,213.40, 298,956,320.10 and 180,172,337.40

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Solution

The fourth proportional to 199,304,213.40, 298,956,320.10 and 180,172,337.40 is: 270,258,506.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,304,213.40 : 298,956,320.10 = 180,172,337.40 : x
  2. Step 2: Convert to fraction form
    199,304,213.40/298,956,320.10 = 180,172,337.40/x
  3. Step 3: Cross multiply
    199,304,213.40x = 298,956,320.10 × 180,172,337.40
  4. Step 4: Simplify right side
    199,304,213.40x = 53,863,658,972,919,608
  5. Step 5: Solve for x
    x = 53,863,658,972,919,608/199,304,213.40
  6. Step 6: Final answer
    x = 270,258,506.10

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1.5x scale

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.