Home / 492,951,606.12-680,294,469.60-272,935,032.12

Finding the Fourth Proportional to 492,951,606.12, 680,294,469.60 and 272,935,032.12

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Solution

The fourth proportional to 492,951,606.12, 680,294,469.60 and 272,935,032.12 is: 376,662,111.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    492,951,606.12 : 680,294,469.60 = 272,935,032.12 : x
  2. Step 2: Convert to fraction form
    492,951,606.12/680,294,469.60 = 272,935,032.12/x
  3. Step 3: Cross multiply
    492,951,606.12x = 680,294,469.60 × 272,935,032.12
  4. Step 4: Simplify right side
    492,951,606.12x = 185,676,192,911,334,368
  5. Step 5: Solve for x
    x = 185,676,192,911,334,368/492,951,606.12
  6. Step 6: Final answer
    x = 376,662,111.67

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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.