Home / 199,304,219.40-298,956,329.10-180,172,343.40

Finding the Fourth Proportional to 199,304,219.40, 298,956,329.10 and 180,172,343.40

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Solution

The fourth proportional to 199,304,219.40, 298,956,329.10 and 180,172,343.40 is: 270,258,515.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,304,219.40 : 298,956,329.10 = 180,172,343.40 : x
  2. Step 2: Convert to fraction form
    199,304,219.40/298,956,329.10 = 180,172,343.40/x
  3. Step 3: Cross multiply
    199,304,219.40x = 298,956,329.10 × 180,172,343.40
  4. Step 4: Simplify right side
    199,304,219.40x = 53,863,662,388,208,616
  5. Step 5: Solve for x
    x = 53,863,662,388,208,616/199,304,219.40
  6. Step 6: Final answer
    x = 270,258,515.10

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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.