Home / 273,073,378.50-409,610,461.98-111,515,314.50

Finding the Fourth Proportional to 273,073,378.50, 409,610,461.98 and 111,515,314.50

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Solution

The fourth proportional to 273,073,378.50, 409,610,461.98 and 111,515,314.50 is: 167,273,132.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,073,378.50 : 409,610,461.98 = 111,515,314.50 : x
  2. Step 2: Convert to fraction form
    273,073,378.50/409,610,461.98 = 111,515,314.50/x
  3. Step 3: Cross multiply
    273,073,378.50x = 409,610,461.98 × 111,515,314.50
  4. Step 4: Simplify right side
    273,073,378.50x = 45,677,839,490,189,992
  5. Step 5: Solve for x
    x = 45,677,839,490,189,992/273,073,378.50
  6. Step 6: Final answer
    x = 167,273,132.74

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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.