Home / 326,116,778-449,892,860.46-193,882,743.06

Finding the Fourth Proportional to 326,116,778, 449,892,860.46 and 193,882,743.06

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Solution

The fourth proportional to 326,116,778, 449,892,860.46 and 193,882,743.06 is: 267,470,022.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    326,116,778 : 449,892,860.46 = 193,882,743.06 : x
  2. Step 2: Convert to fraction form
    326,116,778/449,892,860.46 = 193,882,743.06/x
  3. Step 3: Cross multiply
    326,116,778x = 449,892,860.46 × 193,882,743.06
  4. Step 4: Simplify right side
    326,116,778x = 87,226,461,869,094,608
  5. Step 5: Solve for x
    x = 87,226,461,869,094,608/326,116,778
  6. Step 6: Final answer
    x = 267,470,022.25

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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.