Home / 433,661,676.89-650,492,498.93-126,953,789.76

Finding the Fourth Proportional to 433,661,676.89, 650,492,498.93 and 126,953,789.76

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Solution

The fourth proportional to 433,661,676.89, 650,492,498.93 and 126,953,789.76 is: 190,430,679.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    433,661,676.89 : 650,492,498.93 = 126,953,789.76 : x
  2. Step 2: Convert to fraction form
    433,661,676.89/650,492,498.93 = 126,953,789.76/x
  3. Step 3: Cross multiply
    433,661,676.89x = 650,492,498.93 × 126,953,789.76
  4. Step 4: Simplify right side
    433,661,676.89x = 82,582,487,948,981,472
  5. Step 5: Solve for x
    x = 82,582,487,948,981,472/433,661,676.89
  6. Step 6: Final answer
    x = 190,430,679.84

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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.