Home / 603,072,022.80-904,608,034.20-215,332,669.20

Finding the Fourth Proportional to 603,072,022.80, 904,608,034.20 and 215,332,669.20

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Solution

The fourth proportional to 603,072,022.80, 904,608,034.20 and 215,332,669.20 is: 322,999,003.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    603,072,022.80 : 904,608,034.20 = 215,332,669.20 : x
  2. Step 2: Convert to fraction form
    603,072,022.80/904,608,034.20 = 215,332,669.20/x
  3. Step 3: Cross multiply
    603,072,022.80x = 904,608,034.20 × 215,332,669.20
  4. Step 4: Simplify right side
    603,072,022.80x = 194,791,662,584,050,880
  5. Step 5: Solve for x
    x = 194,791,662,584,050,880/603,072,022.80
  6. Step 6: Final answer
    x = 322,999,003.80

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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.