Home / 305,877,703.60-458,752,792.20-111,880,500.40

Finding the Fourth Proportional to 305,877,703.60, 458,752,792.20 and 111,880,500.40

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Solution

The fourth proportional to 305,877,703.60, 458,752,792.20 and 111,880,500.40 is: 167,797,428.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    305,877,703.60 : 458,752,792.20 = 111,880,500.40 : x
  2. Step 2: Convert to fraction form
    305,877,703.60/458,752,792.20 = 111,880,500.40/x
  3. Step 3: Cross multiply
    305,877,703.60x = 458,752,792.20 × 111,880,500.40
  4. Step 4: Simplify right side
    305,877,703.60x = 51,325,491,951,233,216
  5. Step 5: Solve for x
    x = 51,325,491,951,233,216/305,877,703.60
  6. Step 6: Final answer
    x = 167,797,428.02

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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.