Home / 455,119,543.88-628,066,635.91-246,275,688.68

Finding the Fourth Proportional to 455,119,543.88, 628,066,635.91 and 246,275,688.68

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Solution

The fourth proportional to 455,119,543.88, 628,066,635.91 and 246,275,688.68 is: 339,861,351.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    455,119,543.88 : 628,066,635.91 = 246,275,688.68 : x
  2. Step 2: Convert to fraction form
    455,119,543.88/628,066,635.91 = 246,275,688.68/x
  3. Step 3: Cross multiply
    455,119,543.88x = 628,066,635.91 × 246,275,688.68
  4. Step 4: Simplify right side
    455,119,543.88x = 154,677,543,291,910,048
  5. Step 5: Solve for x
    x = 154,677,543,291,910,048/455,119,543.88
  6. Step 6: Final answer
    x = 339,861,351.54

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.