Home / 162,214,766.82-243,337,109.40-53,040,497.76

Finding the Fourth Proportional to 162,214,766.82, 243,337,109.40 and 53,040,497.76

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Solution

The fourth proportional to 162,214,766.82, 243,337,109.40 and 53,040,497.76 is: 79,565,637.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,214,766.82 : 243,337,109.40 = 53,040,497.76 : x
  2. Step 2: Convert to fraction form
    162,214,766.82/243,337,109.40 = 53,040,497.76/x
  3. Step 3: Cross multiply
    162,214,766.82x = 243,337,109.40 × 53,040,497.76
  4. Step 4: Simplify right side
    162,214,766.82x = 12,906,721,406,055,574
  5. Step 5: Solve for x
    x = 12,906,721,406,055,574/162,214,766.82
  6. Step 6: Final answer
    x = 79,565,637.94

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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.