Home / 148,936,121.80-223,404,182.70-103,019,619.40

Finding the Fourth Proportional to 148,936,121.80, 223,404,182.70 and 103,019,619.40

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Solution

The fourth proportional to 148,936,121.80, 223,404,182.70 and 103,019,619.40 is: 154,529,429.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,936,121.80 : 223,404,182.70 = 103,019,619.40 : x
  2. Step 2: Convert to fraction form
    148,936,121.80/223,404,182.70 = 103,019,619.40/x
  3. Step 3: Cross multiply
    148,936,121.80x = 223,404,182.70 × 103,019,619.40
  4. Step 4: Simplify right side
    148,936,121.80x = 23,015,013,874,122,064
  5. Step 5: Solve for x
    x = 23,015,013,874,122,064/148,936,121.80
  6. Step 6: Final answer
    x = 154,529,429.10

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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.