Home / 479,160,692.76-661,241,755.62-259,144,118.76

Finding the Fourth Proportional to 479,160,692.76, 661,241,755.62 and 259,144,118.76

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Solution

The fourth proportional to 479,160,692.76, 661,241,755.62 and 259,144,118.76 is: 357,618,883.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    479,160,692.76 : 661,241,755.62 = 259,144,118.76 : x
  2. Step 2: Convert to fraction form
    479,160,692.76/661,241,755.62 = 259,144,118.76/x
  3. Step 3: Cross multiply
    479,160,692.76x = 661,241,755.62 × 259,144,118.76
  4. Step 4: Simplify right side
    479,160,692.76x = 171,356,912,047,460,160
  5. Step 5: Solve for x
    x = 171,356,912,047,460,160/479,160,692.76
  6. Step 6: Final answer
    x = 357,618,883.68

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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.