Home / 1,076,546,988-1,485,635,441.76-581,509,701.36

Finding the Fourth Proportional to 1,076,546,988, 1,485,635,441.76 and 581,509,701.36

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Solution

The fourth proportional to 1,076,546,988, 1,485,635,441.76 and 581,509,701.36 is: 802,483,711.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,076,546,988 : 1,485,635,441.76 = 581,509,701.36 : x
  2. Step 2: Convert to fraction form
    1,076,546,988/1,485,635,441.76 = 581,509,701.36/x
  3. Step 3: Cross multiply
    1,076,546,988x = 1,485,635,441.76 × 581,509,701.36
  4. Step 4: Simplify right side
    1,076,546,988x = 863,911,422,067,689,344
  5. Step 5: Solve for x
    x = 863,911,422,067,689,344/1,076,546,988
  6. Step 6: Final answer
    x = 802,483,711.07

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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.