Home / 83,751,040.40-125,626,560.60-64,380,015.95

Finding the Fourth Proportional to 83,751,040.40, 125,626,560.60 and 64,380,015.95

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Solution

The fourth proportional to 83,751,040.40, 125,626,560.60 and 64,380,015.95 is: 96,570,023.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,751,040.40 : 125,626,560.60 = 64,380,015.95 : x
  2. Step 2: Convert to fraction form
    83,751,040.40/125,626,560.60 = 64,380,015.95/x
  3. Step 3: Cross multiply
    83,751,040.40x = 125,626,560.60 × 64,380,015.95
  4. Step 4: Simplify right side
    83,751,040.40x = 8,087,839,975,171,642
  5. Step 5: Solve for x
    x = 8,087,839,975,171,642/83,751,040.40
  6. Step 6: Final answer
    x = 96,570,023.93

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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.