Home / 603,072,029.80-904,608,044.70-215,332,676.20

Finding the Fourth Proportional to 603,072,029.80, 904,608,044.70 and 215,332,676.20

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Solution

The fourth proportional to 603,072,029.80, 904,608,044.70 and 215,332,676.20 is: 322,999,014.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    603,072,029.80 : 904,608,044.70 = 215,332,676.20 : x
  2. Step 2: Convert to fraction form
    603,072,029.80/904,608,044.70 = 215,332,676.20/x
  3. Step 3: Cross multiply
    603,072,029.80x = 904,608,044.70 × 215,332,676.20
  4. Step 4: Simplify right side
    603,072,029.80x = 194,791,671,177,300,224
  5. Step 5: Solve for x
    x = 194,791,671,177,300,224/603,072,029.80
  6. Step 6: Final answer
    x = 322,999,014.30

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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.