Home / 76,349,886.50-114,380,329.26-45,132,082.58

Finding the Fourth Proportional to 76,349,886.50, 114,380,329.26 and 45,132,082.58

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Solution

The fourth proportional to 76,349,886.50, 114,380,329.26 and 45,132,082.58 is: 67,612,706.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,349,886.50 : 114,380,329.26 = 45,132,082.58 : x
  2. Step 2: Convert to fraction form
    76,349,886.50/114,380,329.26 = 45,132,082.58/x
  3. Step 3: Cross multiply
    76,349,886.50x = 114,380,329.26 × 45,132,082.58
  4. Step 4: Simplify right side
    76,349,886.50x = 5,162,222,465,689,910
  5. Step 5: Solve for x
    x = 5,162,222,465,689,910/76,349,886.50
  6. Step 6: Final answer
    x = 67,612,706.48

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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.