Home / 229,979,775.20-345,064,141.20-84,483,039.20

Finding the Fourth Proportional to 229,979,775.20, 345,064,141.20 and 84,483,039.20

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Solution

The fourth proportional to 229,979,775.20, 345,064,141.20 and 84,483,039.20 is: 126,759,265.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,979,775.20 : 345,064,141.20 = 84,483,039.20 : x
  2. Step 2: Convert to fraction form
    229,979,775.20/345,064,141.20 = 84,483,039.20/x
  3. Step 3: Cross multiply
    229,979,775.20x = 345,064,141.20 × 84,483,039.20
  4. Step 4: Simplify right side
    229,979,775.20x = 29,152,067,367,513,936
  5. Step 5: Solve for x
    x = 29,152,067,367,513,936/229,979,775.20
  6. Step 6: Final answer
    x = 126,759,265.43

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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.