Home / 195,721,253.20-293,676,358.20-138,089,429.20

Finding the Fourth Proportional to 195,721,253.20, 293,676,358.20 and 138,089,429.20

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Solution

The fourth proportional to 195,721,253.20, 293,676,358.20 and 138,089,429.20 is: 207,200,802.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,721,253.20 : 293,676,358.20 = 138,089,429.20 : x
  2. Step 2: Convert to fraction form
    195,721,253.20/293,676,358.20 = 138,089,429.20/x
  3. Step 3: Cross multiply
    195,721,253.20x = 293,676,358.20 × 138,089,429.20
  4. Step 4: Simplify right side
    195,721,253.20x = 40,553,600,673,372,736
  5. Step 5: Solve for x
    x = 40,553,600,673,372,736/195,721,253.20
  6. Step 6: Final answer
    x = 207,200,802.21

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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.