Home / 83,669,200.05-125,503,800.08-83,190,903.15

Finding the Fourth Proportional to 83,669,200.05, 125,503,800.08 and 83,190,903.15

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Solution

The fourth proportional to 83,669,200.05, 125,503,800.08 and 83,190,903.15 is: 124,786,354.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,669,200.05 : 125,503,800.08 = 83,190,903.15 : x
  2. Step 2: Convert to fraction form
    83,669,200.05/125,503,800.08 = 83,190,903.15/x
  3. Step 3: Cross multiply
    83,669,200.05x = 125,503,800.08 × 83,190,903.15
  4. Step 4: Simplify right side
    83,669,200.05x = 10,440,774,476,996,288
  5. Step 5: Solve for x
    x = 10,440,774,476,996,288/83,669,200.05
  6. Step 6: Final answer
    x = 124,786,354.73

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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.