Home / 908,053,576.17-1,362,080,382.21-217,960,830.24

Finding the Fourth Proportional to 908,053,576.17, 1,362,080,382.21 and 217,960,830.24

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Solution

The fourth proportional to 908,053,576.17, 1,362,080,382.21 and 217,960,830.24 is: 326,941,249.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    908,053,576.17 : 1,362,080,382.21 = 217,960,830.24 : x
  2. Step 2: Convert to fraction form
    908,053,576.17/1,362,080,382.21 = 217,960,830.24/x
  3. Step 3: Cross multiply
    908,053,576.17x = 1,362,080,382.21 × 217,960,830.24
  4. Step 4: Simplify right side
    908,053,576.17x = 296,880,170,960,108,160
  5. Step 5: Solve for x
    x = 296,880,170,960,108,160/908,053,576.17
  6. Step 6: Final answer
    x = 326,941,249.67

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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.