Home / 236,216,096.70-354,324,145.05-187,429,812.90

Finding the Fourth Proportional to 236,216,096.70, 354,324,145.05 and 187,429,812.90

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Solution

The fourth proportional to 236,216,096.70, 354,324,145.05 and 187,429,812.90 is: 281,144,719.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,216,096.70 : 354,324,145.05 = 187,429,812.90 : x
  2. Step 2: Convert to fraction form
    236,216,096.70/354,324,145.05 = 187,429,812.90/x
  3. Step 3: Cross multiply
    236,216,096.70x = 354,324,145.05 × 187,429,812.90
  4. Step 4: Simplify right side
    236,216,096.70x = 66,410,908,212,673,968
  5. Step 5: Solve for x
    x = 66,410,908,212,673,968/236,216,096.70
  6. Step 6: Final answer
    x = 281,144,719.35

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1.5x scale

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.