Home / 272,848,632.84-409,274,720.73-109,100,146.19

Finding the Fourth Proportional to 272,848,632.84, 409,274,720.73 and 109,100,146.19

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Solution

The fourth proportional to 272,848,632.84, 409,274,720.73 and 109,100,146.19 is: 163,650,927.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,848,632.84 : 409,274,720.73 = 109,100,146.19 : x
  2. Step 2: Convert to fraction form
    272,848,632.84/409,274,720.73 = 109,100,146.19/x
  3. Step 3: Cross multiply
    272,848,632.84x = 409,274,720.73 × 109,100,146.19
  4. Step 4: Simplify right side
    272,848,632.84x = 44,651,931,861,468,056
  5. Step 5: Solve for x
    x = 44,651,931,861,468,056/272,848,632.84
  6. Step 6: Final answer
    x = 163,650,927.61

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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.