Home / 316,081,798,348.90-436,181,595,817.73-178,901,679,285.89

Finding the Fourth Proportional to 316,081,798,348.90, 436,181,595,817.73 and 178,901,679,285.89

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Solution

The fourth proportional to 316,081,798,348.90, 436,181,595,817.73 and 178,901,679,285.89 is: 246,877,929,615.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    316,081,798,348.90 : 436,181,595,817.73 = 178,901,679,285.89 : x
  2. Step 2: Convert to fraction form
    316,081,798,348.90/436,181,595,817.73 = 178,901,679,285.89/x
  3. Step 3: Cross multiply
    316,081,798,348.90x = 436,181,595,817.73 × 178,901,679,285.89
  4. Step 4: Simplify right side
    316,081,798,348.90x = 78,033,619,965,391,230,992,384
  5. Step 5: Solve for x
    x = 78,033,619,965,391,230,992,384/316,081,798,348.90
  6. Step 6: Final answer
    x = 246,877,929,615.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.