Home / 341,390,703.76-512,042,861.19-108,223,663.22

Finding the Fourth Proportional to 341,390,703.76, 512,042,861.19 and 108,223,663.22

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Solution

The fourth proportional to 341,390,703.76, 512,042,861.19 and 108,223,663.22 is: 162,321,801.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,390,703.76 : 512,042,861.19 = 108,223,663.22 : x
  2. Step 2: Convert to fraction form
    341,390,703.76/512,042,861.19 = 108,223,663.22/x
  3. Step 3: Cross multiply
    341,390,703.76x = 512,042,861.19 × 108,223,663.22
  4. Step 4: Simplify right side
    341,390,703.76x = 55,415,154,163,969,096
  5. Step 5: Solve for x
    x = 55,415,154,163,969,096/341,390,703.76
  6. Step 6: Final answer
    x = 162,321,801.84

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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.