Home / 264,590,763.30-396,939,123-148,171,678.56

Finding the Fourth Proportional to 264,590,763.30, 396,939,123 and 148,171,678.56

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Solution

The fourth proportional to 264,590,763.30, 396,939,123 and 148,171,678.56 is: 222,287,185.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,590,763.30 : 396,939,123 = 148,171,678.56 : x
  2. Step 2: Convert to fraction form
    264,590,763.30/396,939,123 = 148,171,678.56/x
  3. Step 3: Cross multiply
    264,590,763.30x = 396,939,123 × 148,171,678.56
  4. Step 4: Simplify right side
    264,590,763.30x = 58,815,136,141,044,304
  5. Step 5: Solve for x
    x = 58,815,136,141,044,304/264,590,763.30
  6. Step 6: Final answer
    x = 222,287,185.72

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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.