Home / 89,043,986.40-133,488,219.60-34,493,791.20

Finding the Fourth Proportional to 89,043,986.40, 133,488,219.60 and 34,493,791.20

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Solution

The fourth proportional to 89,043,986.40, 133,488,219.60 and 34,493,791.20 is: 51,710,564.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,043,986.40 : 133,488,219.60 = 34,493,791.20 : x
  2. Step 2: Convert to fraction form
    89,043,986.40/133,488,219.60 = 34,493,791.20/x
  3. Step 3: Cross multiply
    89,043,986.40x = 133,488,219.60 × 34,493,791.20
  4. Step 4: Simplify right side
    89,043,986.40x = 4,604,514,774,542,148
  5. Step 5: Solve for x
    x = 4,604,514,774,542,148/89,043,986.40
  6. Step 6: Final answer
    x = 51,710,564.19

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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.