Home / 198,148,032.20-297,222,048.30-183,799,125.20

Finding the Fourth Proportional to 198,148,032.20, 297,222,048.30 and 183,799,125.20

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Solution

The fourth proportional to 198,148,032.20, 297,222,048.30 and 183,799,125.20 is: 275,698,687.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,148,032.20 : 297,222,048.30 = 183,799,125.20 : x
  2. Step 2: Convert to fraction form
    198,148,032.20/297,222,048.30 = 183,799,125.20/x
  3. Step 3: Cross multiply
    198,148,032.20x = 297,222,048.30 × 183,799,125.20
  4. Step 4: Simplify right side
    198,148,032.20x = 54,629,152,467,692,144
  5. Step 5: Solve for x
    x = 54,629,152,467,692,144/198,148,032.20
  6. Step 6: Final answer
    x = 275,698,687.80

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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.