Home / 132,284,688.51-198,414,202.37-40,169,225.37

Finding the Fourth Proportional to 132,284,688.51, 198,414,202.37 and 40,169,225.37

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Solution

The fourth proportional to 132,284,688.51, 198,414,202.37 and 40,169,225.37 is: 60,249,942.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,284,688.51 : 198,414,202.37 = 40,169,225.37 : x
  2. Step 2: Convert to fraction form
    132,284,688.51/198,414,202.37 = 40,169,225.37/x
  3. Step 3: Cross multiply
    132,284,688.51x = 198,414,202.37 × 40,169,225.37
  4. Step 4: Simplify right side
    132,284,688.51x = 7,970,144,811,408,472
  5. Step 5: Solve for x
    x = 7,970,144,811,408,472/132,284,688.51
  6. Step 6: Final answer
    x = 60,249,942.01

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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.