Home / 465,029,856.56-697,302,577.84-219,320,518.31

Finding the Fourth Proportional to 465,029,856.56, 697,302,577.84 and 219,320,518.31

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Solution

The fourth proportional to 465,029,856.56, 697,302,577.84 and 219,320,518.31 is: 328,866,546.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    465,029,856.56 : 697,302,577.84 = 219,320,518.31 : x
  2. Step 2: Convert to fraction form
    465,029,856.56/697,302,577.84 = 219,320,518.31/x
  3. Step 3: Cross multiply
    465,029,856.56x = 697,302,577.84 × 219,320,518.31
  4. Step 4: Simplify right side
    465,029,856.56x = 152,932,762,786,184,832
  5. Step 5: Solve for x
    x = 152,932,762,786,184,832/465,029,856.56
  6. Step 6: Final answer
    x = 328,866,546.16

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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.