Home / 8,609,555,871,529.40-12,914,346,236,554-3,515,895,051,489.20

Finding the Fourth Proportional to 8,609,555,871,529.40, 12,914,346,236,554 and 3,515,895,051,489.20

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Solution

The fourth proportional to 8,609,555,871,529.40, 12,914,346,236,554 and 3,515,895,051,489.20 is: 5,273,847,652,986.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,609,555,871,529.40 : 12,914,346,236,554 = 3,515,895,051,489.20 : x
  2. Step 2: Convert to fraction form
    8,609,555,871,529.40/12,914,346,236,554 = 3,515,895,051,489.20/x
  3. Step 3: Cross multiply
    8,609,555,871,529.40x = 12,914,346,236,554 × 3,515,895,051,489.20
  4. Step 4: Simplify right side
    8,609,555,871,529.40x = 45,405,486,026,318,381,561,413,632
  5. Step 5: Solve for x
    x = 45,405,486,026,318,381,561,413,632/8,609,555,871,529.40
  6. Step 6: Final answer
    x = 5,273,847,652,986.14

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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.