Home / 4,954,041,986.12-7,431,761,038.70-1,591,485,442.59

Finding the Fourth Proportional to 4,954,041,986.12, 7,431,761,038.70 and 1,591,485,442.59

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Solution

The fourth proportional to 4,954,041,986.12, 7,431,761,038.70 and 1,591,485,442.59 is: 2,387,452,415.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,954,041,986.12 : 7,431,761,038.70 = 1,591,485,442.59 : x
  2. Step 2: Convert to fraction form
    4,954,041,986.12/7,431,761,038.70 = 1,591,485,442.59/x
  3. Step 3: Cross multiply
    4,954,041,986.12x = 7,431,761,038.70 × 1,591,485,442.59
  4. Step 4: Simplify right side
    4,954,041,986.12x = 11,827,539,505,927,301,120
  5. Step 5: Solve for x
    x = 11,827,539,505,927,301,120/4,954,041,986.12
  6. Step 6: Final answer
    x = 2,387,452,415.43

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.