Home / 279,049,580.85-385,125,090.90-160,018,754.28

Finding the Fourth Proportional to 279,049,580.85, 385,125,090.90 and 160,018,754.28

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Solution

The fourth proportional to 279,049,580.85, 385,125,090.90 and 160,018,754.28 is: 220,846,908.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    279,049,580.85 : 385,125,090.90 = 160,018,754.28 : x
  2. Step 2: Convert to fraction form
    279,049,580.85/385,125,090.90 = 160,018,754.28/x
  3. Step 3: Cross multiply
    279,049,580.85x = 385,125,090.90 × 160,018,754.28
  4. Step 4: Simplify right side
    279,049,580.85x = 61,627,237,287,789,760
  5. Step 5: Solve for x
    x = 61,627,237,287,789,760/279,049,580.85
  6. Step 6: Final answer
    x = 220,846,908.64

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.