Home / 135,339,576.48-186,768,766.80-73,459,898.64

Finding the Fourth Proportional to 135,339,576.48, 186,768,766.80 and 73,459,898.64

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Solution

The fourth proportional to 135,339,576.48, 186,768,766.80 and 73,459,898.64 is: 101,374,742.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,339,576.48 : 186,768,766.80 = 73,459,898.64 : x
  2. Step 2: Convert to fraction form
    135,339,576.48/186,768,766.80 = 73,459,898.64/x
  3. Step 3: Cross multiply
    135,339,576.48x = 186,768,766.80 × 73,459,898.64
  4. Step 4: Simplify right side
    135,339,576.48x = 13,720,014,678,245,798
  5. Step 5: Solve for x
    x = 13,720,014,678,245,798/135,339,576.48
  6. Step 6: Final answer
    x = 101,374,742.22

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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.