Home / 279,581,750.54-419,281,352.04-92,785,516.54

Finding the Fourth Proportional to 279,581,750.54, 419,281,352.04 and 92,785,516.54

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Solution

The fourth proportional to 279,581,750.54, 419,281,352.04 and 92,785,516.54 is: 139,147,983.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    279,581,750.54 : 419,281,352.04 = 92,785,516.54 : x
  2. Step 2: Convert to fraction form
    279,581,750.54/419,281,352.04 = 92,785,516.54/x
  3. Step 3: Cross multiply
    279,581,750.54x = 419,281,352.04 × 92,785,516.54
  4. Step 4: Simplify right side
    279,581,750.54x = 38,903,236,824,620,984
  5. Step 5: Solve for x
    x = 38,903,236,824,620,984/279,581,750.54
  6. Step 6: Final answer
    x = 139,147,983.55

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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.