Home / 451,020,606.68-676,532,171.21-140,173,676.44

Finding the Fourth Proportional to 451,020,606.68, 676,532,171.21 and 140,173,676.44

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Solution

The fourth proportional to 451,020,606.68, 676,532,171.21 and 140,173,676.44 is: 210,260,906.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,020,606.68 : 676,532,171.21 = 140,173,676.44 : x
  2. Step 2: Convert to fraction form
    451,020,606.68/676,532,171.21 = 140,173,676.44/x
  3. Step 3: Cross multiply
    451,020,606.68x = 676,532,171.21 × 140,173,676.44
  4. Step 4: Simplify right side
    451,020,606.68x = 94,832,001,666,049,024
  5. Step 5: Solve for x
    x = 94,832,001,666,049,024/451,020,606.68
  6. Step 6: Final answer
    x = 210,260,906.62

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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.