Home / 328,007,856,111.66-491,474,500,239.60-174,689,966,279.90

Finding the Fourth Proportional to 328,007,856,111.66, 491,474,500,239.60 and 174,689,966,279.90

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Solution

The fourth proportional to 328,007,856,111.66, 491,474,500,239.60 and 174,689,966,279.90 is: 261,748,803,495.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,007,856,111.66 : 491,474,500,239.60 = 174,689,966,279.90 : x
  2. Step 2: Convert to fraction form
    328,007,856,111.66/491,474,500,239.60 = 174,689,966,279.90/x
  3. Step 3: Cross multiply
    328,007,856,111.66x = 491,474,500,239.60 × 174,689,966,279.90
  4. Step 4: Simplify right side
    328,007,856,111.66x = 85,855,663,874,286,425,210,880
  5. Step 5: Solve for x
    x = 85,855,663,874,286,425,210,880/328,007,856,111.66
  6. Step 6: Final answer
    x = 261,748,803,495.30

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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.