Home / 446,906,177.28-616,638,095.04-261,231,276.96

Finding the Fourth Proportional to 446,906,177.28, 616,638,095.04 and 261,231,276.96

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Solution

The fourth proportional to 446,906,177.28, 616,638,095.04 and 261,231,276.96 is: 360,445,134.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,906,177.28 : 616,638,095.04 = 261,231,276.96 : x
  2. Step 2: Convert to fraction form
    446,906,177.28/616,638,095.04 = 261,231,276.96/x
  3. Step 3: Cross multiply
    446,906,177.28x = 616,638,095.04 × 261,231,276.96
  4. Step 4: Simplify right side
    446,906,177.28x = 161,085,156,989,481,024
  5. Step 5: Solve for x
    x = 161,085,156,989,481,024/446,906,177.28
  6. Step 6: Final answer
    x = 360,445,134.08

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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.