Home / 303,274,065.20-454,911,097.80-109,215,431.60

Finding the Fourth Proportional to 303,274,065.20, 454,911,097.80 and 109,215,431.60

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Solution

The fourth proportional to 303,274,065.20, 454,911,097.80 and 109,215,431.60 is: 163,823,147.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,274,065.20 : 454,911,097.80 = 109,215,431.60 : x
  2. Step 2: Convert to fraction form
    303,274,065.20/454,911,097.80 = 109,215,431.60/x
  3. Step 3: Cross multiply
    303,274,065.20x = 454,911,097.80 × 109,215,431.60
  4. Step 4: Simplify right side
    303,274,065.20x = 49,683,311,885,856,808
  5. Step 5: Solve for x
    x = 49,683,311,885,856,808/303,274,065.20
  6. Step 6: Final answer
    x = 163,823,147.40

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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.