Home / 130,836,041.46-196,253,355.47-75,467,990.07

Finding the Fourth Proportional to 130,836,041.46, 196,253,355.47 and 75,467,990.07

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Solution

The fourth proportional to 130,836,041.46, 196,253,355.47 and 75,467,990.07 is: 113,201,577.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,836,041.46 : 196,253,355.47 = 75,467,990.07 : x
  2. Step 2: Convert to fraction form
    130,836,041.46/196,253,355.47 = 75,467,990.07/x
  3. Step 3: Cross multiply
    130,836,041.46x = 196,253,355.47 × 75,467,990.07
  4. Step 4: Simplify right side
    130,836,041.46x = 14,810,846,281,436,800
  5. Step 5: Solve for x
    x = 14,810,846,281,436,800/130,836,041.46
  6. Step 6: Final answer
    x = 113,201,577.46

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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.