Home / 328,082,802.30-491,462,854.65-204,882,968.70

Finding the Fourth Proportional to 328,082,802.30, 491,462,854.65 and 204,882,968.70

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Solution

The fourth proportional to 328,082,802.30, 491,462,854.65 and 204,882,968.70 is: 306,911,450.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,082,802.30 : 491,462,854.65 = 204,882,968.70 : x
  2. Step 2: Convert to fraction form
    328,082,802.30/491,462,854.65 = 204,882,968.70/x
  3. Step 3: Cross multiply
    328,082,802.30x = 491,462,854.65 × 204,882,968.70
  4. Step 4: Simplify right side
    328,082,802.30x = 100,692,368,666,468,592
  5. Step 5: Solve for x
    x = 100,692,368,666,468,592/328,082,802.30
  6. Step 6: Final answer
    x = 306,911,450.28

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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.