Home / 876,131,488,372.56-1,209,068,552,961.70-485,504,577,091.52

Finding the Fourth Proportional to 876,131,488,372.56, 1,209,068,552,961.70 and 485,504,577,091.52

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Solution

The fourth proportional to 876,131,488,372.56, 1,209,068,552,961.70 and 485,504,577,091.52 is: 670,000,250,271.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    876,131,488,372.56 : 1,209,068,552,961.70 = 485,504,577,091.52 : x
  2. Step 2: Convert to fraction form
    876,131,488,372.56/1,209,068,552,961.70 = 485,504,577,091.52/x
  3. Step 3: Cross multiply
    876,131,488,372.56x = 1,209,068,552,961.70 × 485,504,577,091.52
  4. Step 4: Simplify right side
    876,131,488,372.56x = 587,008,316,480,326,241,091,584
  5. Step 5: Solve for x
    x = 587,008,316,480,326,241,091,584/876,131,488,372.56
  6. Step 6: Final answer
    x = 670,000,250,271.47

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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.