Home / 481,553,874.40-722,330,811.60-118,048,230.40

Finding the Fourth Proportional to 481,553,874.40, 722,330,811.60 and 118,048,230.40

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Solution

The fourth proportional to 481,553,874.40, 722,330,811.60 and 118,048,230.40 is: 177,072,345.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    481,553,874.40 : 722,330,811.60 = 118,048,230.40 : x
  2. Step 2: Convert to fraction form
    481,553,874.40/722,330,811.60 = 118,048,230.40/x
  3. Step 3: Cross multiply
    481,553,874.40x = 722,330,811.60 × 118,048,230.40
  4. Step 4: Simplify right side
    481,553,874.40x = 85,269,874,072,775,792
  5. Step 5: Solve for x
    x = 85,269,874,072,775,792/481,553,874.40
  6. Step 6: Final answer
    x = 177,072,345.60

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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.