Home / 148,936,103.80-223,404,155.70-103,019,601.40

Finding the Fourth Proportional to 148,936,103.80, 223,404,155.70 and 103,019,601.40

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Solution

The fourth proportional to 148,936,103.80, 223,404,155.70 and 103,019,601.40 is: 154,529,402.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,936,103.80 : 223,404,155.70 = 103,019,601.40 : x
  2. Step 2: Convert to fraction form
    148,936,103.80/223,404,155.70 = 103,019,601.40/x
  3. Step 3: Cross multiply
    148,936,103.80x = 223,404,155.70 × 103,019,601.40
  4. Step 4: Simplify right side
    148,936,103.80x = 23,015,007,071,317,540
  5. Step 5: Solve for x
    x = 23,015,007,071,317,540/148,936,103.80
  6. Step 6: Final answer
    x = 154,529,402.10

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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.