Home / 920,761,298.74-1,270,635,763.41-503,064,615.22

Finding the Fourth Proportional to 920,761,298.74, 1,270,635,763.41 and 503,064,615.22

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Solution

The fourth proportional to 920,761,298.74, 1,270,635,763.41 and 503,064,615.22 is: 694,221,067.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    920,761,298.74 : 1,270,635,763.41 = 503,064,615.22 : x
  2. Step 2: Convert to fraction form
    920,761,298.74/1,270,635,763.41 = 503,064,615.22/x
  3. Step 3: Cross multiply
    920,761,298.74x = 1,270,635,763.41 × 503,064,615.22
  4. Step 4: Simplify right side
    920,761,298.74x = 639,211,891,404,622,720
  5. Step 5: Solve for x
    x = 639,211,891,404,622,720/920,761,298.74
  6. Step 6: Final answer
    x = 694,221,067.15

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