Home / 445,014,072.10-667,804,543.35-260,781,192.10

Finding the Fourth Proportional to 445,014,072.10, 667,804,543.35 and 260,781,192.10

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Solution

The fourth proportional to 445,014,072.10, 667,804,543.35 and 260,781,192.10 is: 391,337,883.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    445,014,072.10 : 667,804,543.35 = 260,781,192.10 : x
  2. Step 2: Convert to fraction form
    445,014,072.10/667,804,543.35 = 260,781,192.10/x
  3. Step 3: Cross multiply
    445,014,072.10x = 667,804,543.35 × 260,781,192.10
  4. Step 4: Simplify right side
    445,014,072.10x = 174,150,864,904,609,120
  5. Step 5: Solve for x
    x = 174,150,864,904,609,120/445,014,072.10
  6. Step 6: Final answer
    x = 391,337,883.05

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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.