Home / 190,217,324.64-285,236,056.08-73,687,260.12

Finding the Fourth Proportional to 190,217,324.64, 285,236,056.08 and 73,687,260.12

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Solution

The fourth proportional to 190,217,324.64, 285,236,056.08 and 73,687,260.12 is: 110,496,052.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,217,324.64 : 285,236,056.08 = 73,687,260.12 : x
  2. Step 2: Convert to fraction form
    190,217,324.64/285,236,056.08 = 73,687,260.12/x
  3. Step 3: Cross multiply
    190,217,324.64x = 285,236,056.08 × 73,687,260.12
  4. Step 4: Simplify right side
    190,217,324.64x = 21,018,263,459,969,868
  5. Step 5: Solve for x
    x = 21,018,263,459,969,868/190,217,324.64
  6. Step 6: Final answer
    x = 110,496,052.34

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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.