Home / 148,936,006.30-223,404,009.45-103,019,503.90

Finding the Fourth Proportional to 148,936,006.30, 223,404,009.45 and 103,019,503.90

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Solution

The fourth proportional to 148,936,006.30, 223,404,009.45 and 103,019,503.90 is: 154,529,255.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,936,006.30 : 223,404,009.45 = 103,019,503.90 : x
  2. Step 2: Convert to fraction form
    148,936,006.30/223,404,009.45 = 103,019,503.90/x
  3. Step 3: Cross multiply
    148,936,006.30x = 223,404,009.45 × 103,019,503.90
  4. Step 4: Simplify right side
    148,936,006.30x = 23,014,970,222,809,912
  5. Step 5: Solve for x
    x = 23,014,970,222,809,912/148,936,006.30
  6. Step 6: Final answer
    x = 154,529,255.85

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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.