Home / 113,725,906.20-170,588,859.30-40,953,918.60

Finding the Fourth Proportional to 113,725,906.20, 170,588,859.30 and 40,953,918.60

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Solution

The fourth proportional to 113,725,906.20, 170,588,859.30 and 40,953,918.60 is: 61,430,877.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,725,906.20 : 170,588,859.30 = 40,953,918.60 : x
  2. Step 2: Convert to fraction form
    113,725,906.20/170,588,859.30 = 40,953,918.60/x
  3. Step 3: Cross multiply
    113,725,906.20x = 170,588,859.30 × 40,953,918.60
  4. Step 4: Simplify right side
    113,725,906.20x = 6,986,282,257,839,054
  5. Step 5: Solve for x
    x = 6,986,282,257,839,054/113,725,906.20
  6. Step 6: Final answer
    x = 61,430,877.90

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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.