Home / 455,171,432.60-682,757,148.90-406,704,013.40

Finding the Fourth Proportional to 455,171,432.60, 682,757,148.90 and 406,704,013.40

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Solution

The fourth proportional to 455,171,432.60, 682,757,148.90 and 406,704,013.40 is: 610,056,020.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    455,171,432.60 : 682,757,148.90 = 406,704,013.40 : x
  2. Step 2: Convert to fraction form
    455,171,432.60/682,757,148.90 = 406,704,013.40/x
  3. Step 3: Cross multiply
    455,171,432.60x = 682,757,148.90 × 406,704,013.40
  4. Step 4: Simplify right side
    455,171,432.60x = 277,680,072,635,171,360
  5. Step 5: Solve for x
    x = 277,680,072,635,171,360/455,171,432.60
  6. Step 6: Final answer
    x = 610,056,020.10

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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.