Home / 283,712,656.80-425,568,985.20-68,301,904.80

Finding the Fourth Proportional to 283,712,656.80, 425,568,985.20 and 68,301,904.80

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Solution

The fourth proportional to 283,712,656.80, 425,568,985.20 and 68,301,904.80 is: 102,452,857.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,712,656.80 : 425,568,985.20 = 68,301,904.80 : x
  2. Step 2: Convert to fraction form
    283,712,656.80/425,568,985.20 = 68,301,904.80/x
  3. Step 3: Cross multiply
    283,712,656.80x = 425,568,985.20 × 68,301,904.80
  4. Step 4: Simplify right side
    283,712,656.80x = 29,067,172,312,963,008
  5. Step 5: Solve for x
    x = 29,067,172,312,963,008/283,712,656.80
  6. Step 6: Final answer
    x = 102,452,857.20

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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.