Home / 65,283,553.20-97,783,612.20-53,946,145.20

Finding the Fourth Proportional to 65,283,553.20, 97,783,612.20 and 53,946,145.20

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Solution

The fourth proportional to 65,283,553.20, 97,783,612.20 and 53,946,145.20 is: 80,802,111.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,283,553.20 : 97,783,612.20 = 53,946,145.20 : x
  2. Step 2: Convert to fraction form
    65,283,553.20/97,783,612.20 = 53,946,145.20/x
  3. Step 3: Cross multiply
    65,283,553.20x = 97,783,612.20 × 53,946,145.20
  4. Step 4: Simplify right side
    65,283,553.20x = 5,275,048,941,921,692
  5. Step 5: Solve for x
    x = 5,275,048,941,921,692/65,283,553.20
  6. Step 6: Final answer
    x = 80,802,111.46

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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.