Home / 275,963,477.60-413,945,216.40-139,914,581.60

Finding the Fourth Proportional to 275,963,477.60, 413,945,216.40 and 139,914,581.60

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Solution

The fourth proportional to 275,963,477.60, 413,945,216.40 and 139,914,581.60 is: 209,871,872.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,963,477.60 : 413,945,216.40 = 139,914,581.60 : x
  2. Step 2: Convert to fraction form
    275,963,477.60/413,945,216.40 = 139,914,581.60/x
  3. Step 3: Cross multiply
    275,963,477.60x = 413,945,216.40 × 139,914,581.60
  4. Step 4: Simplify right side
    275,963,477.60x = 57,916,971,757,927,456
  5. Step 5: Solve for x
    x = 57,916,971,757,927,456/275,963,477.60
  6. Step 6: Final answer
    x = 209,871,872.40

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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.