Home / 249,317,739.48-374,016,794.94-76,794,472.74

Finding the Fourth Proportional to 249,317,739.48, 374,016,794.94 and 76,794,472.74

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Solution

The fourth proportional to 249,317,739.48, 374,016,794.94 and 76,794,472.74 is: 115,204,087.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,317,739.48 : 374,016,794.94 = 76,794,472.74 : x
  2. Step 2: Convert to fraction form
    249,317,739.48/374,016,794.94 = 76,794,472.74/x
  3. Step 3: Cross multiply
    249,317,739.48x = 374,016,794.94 × 76,794,472.74
  4. Step 4: Simplify right side
    249,317,739.48x = 28,722,422,563,321,996
  5. Step 5: Solve for x
    x = 28,722,422,563,321,996/249,317,739.48
  6. Step 6: Final answer
    x = 115,204,087.05

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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.