Home / 289,471,797.36-433,851,962.58-133,815,053.34

Finding the Fourth Proportional to 289,471,797.36, 433,851,962.58 and 133,815,053.34

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Solution

The fourth proportional to 289,471,797.36, 433,851,962.58 and 133,815,053.34 is: 200,558,133.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    289,471,797.36 : 433,851,962.58 = 133,815,053.34 : x
  2. Step 2: Convert to fraction form
    289,471,797.36/433,851,962.58 = 133,815,053.34/x
  3. Step 3: Cross multiply
    289,471,797.36x = 433,851,962.58 × 133,815,053.34
  4. Step 4: Simplify right side
    289,471,797.36x = 58,055,923,514,306,384
  5. Step 5: Solve for x
    x = 58,055,923,514,306,384/289,471,797.36
  6. Step 6: Final answer
    x = 200,558,133.97

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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.