Home / 210,494,644.96-315,598,281.84-112,141,056.16

Finding the Fourth Proportional to 210,494,644.96, 315,598,281.84 and 112,141,056.16

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Solution

The fourth proportional to 210,494,644.96, 315,598,281.84 and 112,141,056.16 is: 168,135,035.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,494,644.96 : 315,598,281.84 = 112,141,056.16 : x
  2. Step 2: Convert to fraction form
    210,494,644.96/315,598,281.84 = 112,141,056.16/x
  3. Step 3: Cross multiply
    210,494,644.96x = 315,598,281.84 × 112,141,056.16
  4. Step 4: Simplify right side
    210,494,644.96x = 35,391,524,647,818,944
  5. Step 5: Solve for x
    x = 35,391,524,647,818,944/210,494,644.96
  6. Step 6: Final answer
    x = 168,135,035.71

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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.