Home / 129,414,151.21-194,125,212.60-56,593,448.20

Finding the Fourth Proportional to 129,414,151.21, 194,125,212.60 and 56,593,448.20

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Solution

The fourth proportional to 129,414,151.21, 194,125,212.60 and 56,593,448.20 is: 84,891,915.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,414,151.21 : 194,125,212.60 = 56,593,448.20 : x
  2. Step 2: Convert to fraction form
    129,414,151.21/194,125,212.60 = 56,593,448.20/x
  3. Step 3: Cross multiply
    129,414,151.21x = 194,125,212.60 × 56,593,448.20
  4. Step 4: Simplify right side
    129,414,151.21x = 10,986,215,163,592,088
  5. Step 5: Solve for x
    x = 10,986,215,163,592,088/129,414,151.21
  6. Step 6: Final answer
    x = 84,891,915.30

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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.