Home / 77,609,801.60-116,394,845.52-23,009,619.68

Finding the Fourth Proportional to 77,609,801.60, 116,394,845.52 and 23,009,619.68

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Solution

The fourth proportional to 77,609,801.60, 116,394,845.52 and 23,009,619.68 is: 34,508,542.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,609,801.60 : 116,394,845.52 = 23,009,619.68 : x
  2. Step 2: Convert to fraction form
    77,609,801.60/116,394,845.52 = 23,009,619.68/x
  3. Step 3: Cross multiply
    77,609,801.60x = 116,394,845.52 × 23,009,619.68
  4. Step 4: Simplify right side
    77,609,801.60x = 2,678,201,128,127,551.50
  5. Step 5: Solve for x
    x = 2,678,201,128,127,551.50/77,609,801.60
  6. Step 6: Final answer
    x = 34,508,542.39

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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.