Home / 283,900,087.60-426,040,353.60-99,668,110.96

Finding the Fourth Proportional to 283,900,087.60, 426,040,353.60 and 99,668,110.96

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Solution

The fourth proportional to 283,900,087.60, 426,040,353.60 and 99,668,110.96 is: 149,568,947.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,900,087.60 : 426,040,353.60 = 99,668,110.96 : x
  2. Step 2: Convert to fraction form
    283,900,087.60/426,040,353.60 = 99,668,110.96/x
  3. Step 3: Cross multiply
    283,900,087.60x = 426,040,353.60 × 99,668,110.96
  4. Step 4: Simplify right side
    283,900,087.60x = 42,462,637,236,042,432
  5. Step 5: Solve for x
    x = 42,462,637,236,042,432/283,900,087.60
  6. Step 6: Final answer
    x = 149,568,947.28

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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.