Home / 484,457,369.33-726,650,903.03-189,296,989.83

Finding the Fourth Proportional to 484,457,369.33, 726,650,903.03 and 189,296,989.83

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Solution

The fourth proportional to 484,457,369.33, 726,650,903.03 and 189,296,989.83 is: 283,931,749.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    484,457,369.33 : 726,650,903.03 = 189,296,989.83 : x
  2. Step 2: Convert to fraction form
    484,457,369.33/726,650,903.03 = 189,296,989.83/x
  3. Step 3: Cross multiply
    484,457,369.33x = 726,650,903.03 × 189,296,989.83
  4. Step 4: Simplify right side
    484,457,369.33x = 137,552,828,599,883,744
  5. Step 5: Solve for x
    x = 137,552,828,599,883,744/484,457,369.33
  6. Step 6: Final answer
    x = 283,931,749.85

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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.