Home / 603,018,542.18-904,336,057.11-193,979,480.42

Finding the Fourth Proportional to 603,018,542.18, 904,336,057.11 and 193,979,480.42

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Solution

The fourth proportional to 603,018,542.18, 904,336,057.11 and 193,979,480.42 is: 290,907,536.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    603,018,542.18 : 904,336,057.11 = 193,979,480.42 : x
  2. Step 2: Convert to fraction form
    603,018,542.18/904,336,057.11 = 193,979,480.42/x
  3. Step 3: Cross multiply
    603,018,542.18x = 904,336,057.11 × 193,979,480.42
  4. Step 4: Simplify right side
    603,018,542.18x = 175,422,638,483,269,248
  5. Step 5: Solve for x
    x = 175,422,638,483,269,248/603,018,542.18
  6. Step 6: Final answer
    x = 290,907,536.36

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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.