Home / 228,541,017.33-315,388,457.32-124,119,836

Finding the Fourth Proportional to 228,541,017.33, 315,388,457.32 and 124,119,836

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Solution

The fourth proportional to 228,541,017.33, 315,388,457.32 and 124,119,836 is: 171,286,380.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,541,017.33 : 315,388,457.32 = 124,119,836 : x
  2. Step 2: Convert to fraction form
    228,541,017.33/315,388,457.32 = 124,119,836/x
  3. Step 3: Cross multiply
    228,541,017.33x = 315,388,457.32 × 124,119,836
  4. Step 4: Simplify right side
    228,541,017.33x = 39,145,963,598,851,400
  5. Step 5: Solve for x
    x = 39,145,963,598,851,400/228,541,017.33
  6. Step 6: Final answer
    x = 171,286,380.26

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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.