Home / 104,365,555.31-156,479,239.48-49,786,564.61

Finding the Fourth Proportional to 104,365,555.31, 156,479,239.48 and 49,786,564.61

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Solution

The fourth proportional to 104,365,555.31, 156,479,239.48 and 49,786,564.61 is: 74,646,886.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,365,555.31 : 156,479,239.48 = 49,786,564.61 : x
  2. Step 2: Convert to fraction form
    104,365,555.31/156,479,239.48 = 49,786,564.61/x
  3. Step 3: Cross multiply
    104,365,555.31x = 156,479,239.48 × 49,786,564.61
  4. Step 4: Simplify right side
    104,365,555.31x = 7,790,563,766,855,013
  5. Step 5: Solve for x
    x = 7,790,563,766,855,013/104,365,555.31
  6. Step 6: Final answer
    x = 74,646,886.55

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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.