Home / 148,936,137.80-223,404,206.70-103,019,635.40

Finding the Fourth Proportional to 148,936,137.80, 223,404,206.70 and 103,019,635.40

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Solution

The fourth proportional to 148,936,137.80, 223,404,206.70 and 103,019,635.40 is: 154,529,453.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,936,137.80 : 223,404,206.70 = 103,019,635.40 : x
  2. Step 2: Convert to fraction form
    148,936,137.80/223,404,206.70 = 103,019,635.40/x
  3. Step 3: Cross multiply
    148,936,137.80x = 223,404,206.70 × 103,019,635.40
  4. Step 4: Simplify right side
    148,936,137.80x = 23,015,019,921,060,236
  5. Step 5: Solve for x
    x = 23,015,019,921,060,236/148,936,137.80
  6. Step 6: Final answer
    x = 154,529,453.10

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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.