Home / 836,502,287,135.25-1,255,326,584,435.50-291,950,784,861.30

Finding the Fourth Proportional to 836,502,287,135.25, 1,255,326,584,435.50 and 291,950,784,861.30

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Solution

The fourth proportional to 836,502,287,135.25, 1,255,326,584,435.50 and 291,950,784,861.30 is: 438,126,215,815.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    836,502,287,135.25 : 1,255,326,584,435.50 = 291,950,784,861.30 : x
  2. Step 2: Convert to fraction form
    836,502,287,135.25/1,255,326,584,435.50 = 291,950,784,861.30/x
  3. Step 3: Cross multiply
    836,502,287,135.25x = 1,255,326,584,435.50 × 291,950,784,861.30
  4. Step 4: Simplify right side
    836,502,287,135.25x = 366,493,581,583,199,200,346,112
  5. Step 5: Solve for x
    x = 366,493,581,583,199,200,346,112/836,502,287,135.25
  6. Step 6: Final answer
    x = 438,126,215,815.05

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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.