Home / 367,575,659.45-507,239,650.51-200,308,355.61

Finding the Fourth Proportional to 367,575,659.45, 507,239,650.51 and 200,308,355.61

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Solution

The fourth proportional to 367,575,659.45, 507,239,650.51 and 200,308,355.61 is: 276,417,487.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,575,659.45 : 507,239,650.51 = 200,308,355.61 : x
  2. Step 2: Convert to fraction form
    367,575,659.45/507,239,650.51 = 200,308,355.61/x
  3. Step 3: Cross multiply
    367,575,659.45x = 507,239,650.51 × 200,308,355.61
  4. Step 4: Simplify right side
    367,575,659.45x = 101,604,340,294,296,960
  5. Step 5: Solve for x
    x = 101,604,340,294,296,960/367,575,659.45
  6. Step 6: Final answer
    x = 276,417,487.61

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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.