Home / 545,760,928.60-818,641,392.90-157,596,422.20

Finding the Fourth Proportional to 545,760,928.60, 818,641,392.90 and 157,596,422.20

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Solution

The fourth proportional to 545,760,928.60, 818,641,392.90 and 157,596,422.20 is: 236,394,633.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    545,760,928.60 : 818,641,392.90 = 157,596,422.20 : x
  2. Step 2: Convert to fraction form
    545,760,928.60/818,641,392.90 = 157,596,422.20/x
  3. Step 3: Cross multiply
    545,760,928.60x = 818,641,392.90 × 157,596,422.20
  4. Step 4: Simplify right side
    545,760,928.60x = 129,014,954,585,864,464
  5. Step 5: Solve for x
    x = 129,014,954,585,864,464/545,760,928.60
  6. Step 6: Final answer
    x = 236,394,633.30

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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.