Home / 706,638,624.03-1,059,467,086.64-312,950,920.22

Finding the Fourth Proportional to 706,638,624.03, 1,059,467,086.64 and 312,950,920.22

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Solution

The fourth proportional to 706,638,624.03, 1,059,467,086.64 and 312,950,920.22 is: 469,208,996.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    706,638,624.03 : 1,059,467,086.64 = 312,950,920.22 : x
  2. Step 2: Convert to fraction form
    706,638,624.03/1,059,467,086.64 = 312,950,920.22/x
  3. Step 3: Cross multiply
    706,638,624.03x = 1,059,467,086.64 × 312,950,920.22
  4. Step 4: Simplify right side
    706,638,624.03x = 331,561,199,699,928,320
  5. Step 5: Solve for x
    x = 331,561,199,699,928,320/706,638,624.03
  6. Step 6: Final answer
    x = 469,208,996.54

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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.