Home / 1,489,434,998,905.40-2,234,152,527,882.60-357,510,372,147.75

Finding the Fourth Proportional to 1,489,434,998,905.40, 2,234,152,527,882.60 and 357,510,372,147.75

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Solution

The fourth proportional to 1,489,434,998,905.40, 2,234,152,527,882.60 and 357,510,372,147.75 is: 536,265,565,308.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,489,434,998,905.40 : 2,234,152,527,882.60 = 357,510,372,147.75 : x
  2. Step 2: Convert to fraction form
    1,489,434,998,905.40/2,234,152,527,882.60 = 357,510,372,147.75/x
  3. Step 3: Cross multiply
    1,489,434,998,905.40x = 2,234,152,527,882.60 × 357,510,372,147.75
  4. Step 4: Simplify right side
    1,489,434,998,905.40x = 798,732,701,678,144,797,540,352
  5. Step 5: Solve for x
    x = 798,732,701,678,144,797,540,352/1,489,434,998,905.40
  6. Step 6: Final answer
    x = 536,265,565,308.42

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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.