Home / 80,557,551.60-120,836,327.40-23,051,698.80

Finding the Fourth Proportional to 80,557,551.60, 120,836,327.40 and 23,051,698.80

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Solution

The fourth proportional to 80,557,551.60, 120,836,327.40 and 23,051,698.80 is: 34,577,548.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,557,551.60 : 120,836,327.40 = 23,051,698.80 : x
  2. Step 2: Convert to fraction form
    80,557,551.60/120,836,327.40 = 23,051,698.80/x
  3. Step 3: Cross multiply
    80,557,551.60x = 120,836,327.40 × 23,051,698.80
  4. Step 4: Simplify right side
    80,557,551.60x = 2,785,482,623,322,987.50
  5. Step 5: Solve for x
    x = 2,785,482,623,322,987.50/80,557,551.60
  6. Step 6: Final answer
    x = 34,577,548.20

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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.