Home / 560,223,016.34-773,111,500.02-305,906,138.66

Finding the Fourth Proportional to 560,223,016.34, 773,111,500.02 and 305,906,138.66

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Solution

The fourth proportional to 560,223,016.34, 773,111,500.02 and 305,906,138.66 is: 422,152,512.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    560,223,016.34 : 773,111,500.02 = 305,906,138.66 : x
  2. Step 2: Convert to fraction form
    560,223,016.34/773,111,500.02 = 305,906,138.66/x
  3. Step 3: Cross multiply
    560,223,016.34x = 773,111,500.02 × 305,906,138.66
  4. Step 4: Simplify right side
    560,223,016.34x = 236,499,553,726,691,520
  5. Step 5: Solve for x
    x = 236,499,553,726,691,520/560,223,016.34
  6. Step 6: Final answer
    x = 422,152,512.18

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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.