Home / 445,905,003.70-668,857,505.55-445,905,003.70

Finding the Fourth Proportional to 445,905,003.70, 668,857,505.55 and 445,905,003.70

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Solution

The fourth proportional to 445,905,003.70, 668,857,505.55 and 445,905,003.70 is: 668,857,505.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    445,905,003.70 : 668,857,505.55 = 445,905,003.70 : x
  2. Step 2: Convert to fraction form
    445,905,003.70/668,857,505.55 = 445,905,003.70/x
  3. Step 3: Cross multiply
    445,905,003.70x = 668,857,505.55 × 445,905,003.70
  4. Step 4: Simplify right side
    445,905,003.70x = 298,246,908,487,045,504
  5. Step 5: Solve for x
    x = 298,246,908,487,045,504/445,905,003.70
  6. Step 6: Final answer
    x = 668,857,505.55

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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.