Home / 326,670,160-450,799,119.92-177,992,511.74

Finding the Fourth Proportional to 326,670,160, 450,799,119.92 and 177,992,511.74

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Solution

The fourth proportional to 326,670,160, 450,799,119.92 and 177,992,511.74 is: 245,626,559.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    326,670,160 : 450,799,119.92 = 177,992,511.74 : x
  2. Step 2: Convert to fraction form
    326,670,160/450,799,119.92 = 177,992,511.74/x
  3. Step 3: Cross multiply
    326,670,160x = 450,799,119.92 × 177,992,511.74
  4. Step 4: Simplify right side
    326,670,160x = 80,238,867,644,742,272
  5. Step 5: Solve for x
    x = 80,238,867,644,742,272/326,670,160
  6. Step 6: Final answer
    x = 245,626,559.97

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.