Home / 199,304,046.40-298,956,069.60-117,338,785.60

Finding the Fourth Proportional to 199,304,046.40, 298,956,069.60 and 117,338,785.60

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Solution

The fourth proportional to 199,304,046.40, 298,956,069.60 and 117,338,785.60 is: 176,008,178.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,304,046.40 : 298,956,069.60 = 117,338,785.60 : x
  2. Step 2: Convert to fraction form
    199,304,046.40/298,956,069.60 = 117,338,785.60/x
  3. Step 3: Cross multiply
    199,304,046.40x = 298,956,069.60 × 117,338,785.60
  4. Step 4: Simplify right side
    199,304,046.40x = 35,079,142,154,613,080
  5. Step 5: Solve for x
    x = 35,079,142,154,613,080/199,304,046.40
  6. Step 6: Final answer
    x = 176,008,178.40

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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.