Home / 1,076,546,705-1,485,635,050.77-581,509,418.36

Finding the Fourth Proportional to 1,076,546,705, 1,485,635,050.77 and 581,509,418.36

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Solution

The fourth proportional to 1,076,546,705, 1,485,635,050.77 and 581,509,418.36 is: 802,483,320.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,076,546,705 : 1,485,635,050.77 = 581,509,418.36 : x
  2. Step 2: Convert to fraction form
    1,076,546,705/1,485,635,050.77 = 581,509,418.36/x
  3. Step 3: Cross multiply
    1,076,546,705x = 1,485,635,050.77 × 581,509,418.36
  4. Step 4: Simplify right side
    1,076,546,705x = 863,910,774,268,491,776
  5. Step 5: Solve for x
    x = 863,910,774,268,491,776/1,076,546,705
  6. Step 6: Final answer
    x = 802,483,320.28

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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.