Home / 1,051,444,983.75-1,576,832,057.87-361,185,793.35

Finding the Fourth Proportional to 1,051,444,983.75, 1,576,832,057.87 and 361,185,793.35

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Solution

The fourth proportional to 1,051,444,983.75, 1,576,832,057.87 and 361,185,793.35 is: 541,663,469.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,051,444,983.75 : 1,576,832,057.87 = 361,185,793.35 : x
  2. Step 2: Convert to fraction form
    1,051,444,983.75/1,576,832,057.87 = 361,185,793.35/x
  3. Step 3: Cross multiply
    1,051,444,983.75x = 1,576,832,057.87 × 361,185,793.35
  4. Step 4: Simplify right side
    1,051,444,983.75x = 569,529,337,799,683,200
  5. Step 5: Solve for x
    x = 569,529,337,799,683,200/1,051,444,983.75
  6. Step 6: Final answer
    x = 541,663,469.42

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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.