Home / 149,671,732.10-224,339,636.55-85,006,516.10

Finding the Fourth Proportional to 149,671,732.10, 224,339,636.55 and 85,006,516.10

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Solution

The fourth proportional to 149,671,732.10, 224,339,636.55 and 85,006,516.10 is: 127,414,379.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,671,732.10 : 224,339,636.55 = 85,006,516.10 : x
  2. Step 2: Convert to fraction form
    149,671,732.10/224,339,636.55 = 85,006,516.10/x
  3. Step 3: Cross multiply
    149,671,732.10x = 224,339,636.55 × 85,006,516.10
  4. Step 4: Simplify right side
    149,671,732.10x = 19,070,330,926,255,724
  5. Step 5: Solve for x
    x = 19,070,330,926,255,724/149,671,732.10
  6. Step 6: Final answer
    x = 127,414,379.85

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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.