Home / 166,827,138.30-250,240,707.45-155,489,730.30

Finding the Fourth Proportional to 166,827,138.30, 250,240,707.45 and 155,489,730.30

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Solution

The fourth proportional to 166,827,138.30, 250,240,707.45 and 155,489,730.30 is: 233,234,595.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,827,138.30 : 250,240,707.45 = 155,489,730.30 : x
  2. Step 2: Convert to fraction form
    166,827,138.30/250,240,707.45 = 155,489,730.30/x
  3. Step 3: Cross multiply
    166,827,138.30x = 250,240,707.45 × 155,489,730.30
  4. Step 4: Simplify right side
    166,827,138.30x = 38,909,860,111,481,704
  5. Step 5: Solve for x
    x = 38,909,860,111,481,704/166,827,138.30
  6. Step 6: Final answer
    x = 233,234,595.45

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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.