Home / 168,496,903.80-252,745,355.70-141,287,124.60

Finding the Fourth Proportional to 168,496,903.80, 252,745,355.70 and 141,287,124.60

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Solution

The fourth proportional to 168,496,903.80, 252,745,355.70 and 141,287,124.60 is: 211,930,686.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,496,903.80 : 252,745,355.70 = 141,287,124.60 : x
  2. Step 2: Convert to fraction form
    168,496,903.80/252,745,355.70 = 141,287,124.60/x
  3. Step 3: Cross multiply
    168,496,903.80x = 252,745,355.70 × 141,287,124.60
  4. Step 4: Simplify right side
    168,496,903.80x = 35,709,664,562,857,216
  5. Step 5: Solve for x
    x = 35,709,664,562,857,216/168,496,903.80
  6. Step 6: Final answer
    x = 211,930,686.90

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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.