Home / 443,333,456.80-611,819,064.72-247,763,163.04

Finding the Fourth Proportional to 443,333,456.80, 611,819,064.72 and 247,763,163.04

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Solution

The fourth proportional to 443,333,456.80, 611,819,064.72 and 247,763,163.04 is: 341,923,724.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    443,333,456.80 : 611,819,064.72 = 247,763,163.04 : x
  2. Step 2: Convert to fraction form
    443,333,456.80/611,819,064.72 = 247,763,163.04/x
  3. Step 3: Cross multiply
    443,333,456.80x = 611,819,064.72 × 247,763,163.04
  4. Step 4: Simplify right side
    443,333,456.80x = 151,586,226,683,201,664
  5. Step 5: Solve for x
    x = 151,586,226,683,201,664/443,333,456.80
  6. Step 6: Final answer
    x = 341,923,724.36

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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.