Home / 767,726,798,432.10-1,058,952,839,396.20-493,718,867,796.48

Finding the Fourth Proportional to 767,726,798,432.10, 1,058,952,839,396.20 and 493,718,867,796.48

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Solution

The fourth proportional to 767,726,798,432.10, 1,058,952,839,396.20 and 493,718,867,796.48 is: 681,003,969,099.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    767,726,798,432.10 : 1,058,952,839,396.20 = 493,718,867,796.48 : x
  2. Step 2: Convert to fraction form
    767,726,798,432.10/1,058,952,839,396.20 = 493,718,867,796.48/x
  3. Step 3: Cross multiply
    767,726,798,432.10x = 1,058,952,839,396.20 × 493,718,867,796.48
  4. Step 4: Simplify right side
    767,726,798,432.10x = 522,824,996,916,559,570,010,112
  5. Step 5: Solve for x
    x = 522,824,996,916,559,570,010,112/767,726,798,432.10
  6. Step 6: Final answer
    x = 681,003,969,099.82

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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.