Home / 283,705,067.20-425,746,557.60-130,272,145.60

Finding the Fourth Proportional to 283,705,067.20, 425,746,557.60 and 130,272,145.60

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Solution

The fourth proportional to 283,705,067.20, 425,746,557.60 and 130,272,145.60 is: 195,494,983.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,705,067.20 : 425,746,557.60 = 130,272,145.60 : x
  2. Step 2: Convert to fraction form
    283,705,067.20/425,746,557.60 = 130,272,145.60/x
  3. Step 3: Cross multiply
    283,705,067.20x = 425,746,557.60 × 130,272,145.60
  4. Step 4: Simplify right side
    283,705,067.20x = 55,462,917,540,365,984
  5. Step 5: Solve for x
    x = 55,462,917,540,365,984/283,705,067.20
  6. Step 6: Final answer
    x = 195,494,983.89

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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.