Home / 143,321,062.28-214,946,161.16-61,430,653.30

Finding the Fourth Proportional to 143,321,062.28, 214,946,161.16 and 61,430,653.30

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Solution

The fourth proportional to 143,321,062.28, 214,946,161.16 and 61,430,653.30 is: 92,130,792.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,321,062.28 : 214,946,161.16 = 61,430,653.30 : x
  2. Step 2: Convert to fraction form
    143,321,062.28/214,946,161.16 = 61,430,653.30/x
  3. Step 3: Cross multiply
    143,321,062.28x = 214,946,161.16 × 61,430,653.30
  4. Step 4: Simplify right side
    143,321,062.28x = 13,204,283,104,385,884
  5. Step 5: Solve for x
    x = 13,204,283,104,385,884/143,321,062.28
  6. Step 6: Final answer
    x = 92,130,792.88

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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.