Home / 115,073,520.84-172,611,777.18-38,396,549.16

Finding the Fourth Proportional to 115,073,520.84, 172,611,777.18 and 38,396,549.16

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Solution

The fourth proportional to 115,073,520.84, 172,611,777.18 and 38,396,549.16 is: 57,595,322.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,073,520.84 : 172,611,777.18 = 38,396,549.16 : x
  2. Step 2: Convert to fraction form
    115,073,520.84/172,611,777.18 = 38,396,549.16/x
  3. Step 3: Cross multiply
    115,073,520.84x = 172,611,777.18 × 38,396,549.16
  4. Step 4: Simplify right side
    115,073,520.84x = 6,627,696,588,086,836
  5. Step 5: Solve for x
    x = 6,627,696,588,086,836/115,073,520.84
  6. Step 6: Final answer
    x = 57,595,322.88

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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.