Home / 98,055,648.46-135,331,506.34-74,495,415.89

Finding the Fourth Proportional to 98,055,648.46, 135,331,506.34 and 74,495,415.89

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Solution

The fourth proportional to 98,055,648.46, 135,331,506.34 and 74,495,415.89 is: 102,814,850.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,055,648.46 : 135,331,506.34 = 74,495,415.89 : x
  2. Step 2: Convert to fraction form
    98,055,648.46/135,331,506.34 = 74,495,415.89/x
  3. Step 3: Cross multiply
    98,055,648.46x = 135,331,506.34 × 74,495,415.89
  4. Step 4: Simplify right side
    98,055,648.46x = 10,081,576,847,970,562
  5. Step 5: Solve for x
    x = 10,081,576,847,970,562/98,055,648.46
  6. Step 6: Final answer
    x = 102,814,850.61

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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.