Home / 303,537,814.40-418,882,284.96-164,308,145.60

Finding the Fourth Proportional to 303,537,814.40, 418,882,284.96 and 164,308,145.60

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Solution

The fourth proportional to 303,537,814.40, 418,882,284.96 and 164,308,145.60 is: 226,745,295.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,537,814.40 : 418,882,284.96 = 164,308,145.60 : x
  2. Step 2: Convert to fraction form
    303,537,814.40/418,882,284.96 = 164,308,145.60/x
  3. Step 3: Cross multiply
    303,537,814.40x = 418,882,284.96 × 164,308,145.60
  4. Step 4: Simplify right side
    303,537,814.40x = 68,825,771,466,468,368
  5. Step 5: Solve for x
    x = 68,825,771,466,468,368/303,537,814.40
  6. Step 6: Final answer
    x = 226,745,295.65

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.