Home / 99,120,133.33-136,777,776.48-57,306,893.65

Finding the Fourth Proportional to 99,120,133.33, 136,777,776.48 and 57,306,893.65

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Solution

The fourth proportional to 99,120,133.33, 136,777,776.48 and 57,306,893.65 is: 79,078,883.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,120,133.33 : 136,777,776.48 = 57,306,893.65 : x
  2. Step 2: Convert to fraction form
    99,120,133.33/136,777,776.48 = 57,306,893.65/x
  3. Step 3: Cross multiply
    99,120,133.33x = 136,777,776.48 × 57,306,893.65
  4. Step 4: Simplify right side
    99,120,133.33x = 7,838,309,490,422,831
  5. Step 5: Solve for x
    x = 7,838,309,490,422,831/99,120,133.33
  6. Step 6: Final answer
    x = 79,078,883.64

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.