Home / 129,960,215.20-194,940,322.80-101,049,824.80

Finding the Fourth Proportional to 129,960,215.20, 194,940,322.80 and 101,049,824.80

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Solution

The fourth proportional to 129,960,215.20, 194,940,322.80 and 101,049,824.80 is: 151,574,737.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,960,215.20 : 194,940,322.80 = 101,049,824.80 : x
  2. Step 2: Convert to fraction form
    129,960,215.20/194,940,322.80 = 101,049,824.80/x
  3. Step 3: Cross multiply
    129,960,215.20x = 194,940,322.80 × 101,049,824.80
  4. Step 4: Simplify right side
    129,960,215.20x = 19,698,685,465,395,448
  5. Step 5: Solve for x
    x = 19,698,685,465,395,448/129,960,215.20
  6. Step 6: Final answer
    x = 151,574,737.20

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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.