Home / 650,433,844.31-897,599,852.42-353,076,292.40

Finding the Fourth Proportional to 650,433,844.31, 897,599,852.42 and 353,076,292.40

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Solution

The fourth proportional to 650,433,844.31, 897,599,852.42 and 353,076,292.40 is: 487,245,906.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    650,433,844.31 : 897,599,852.42 = 353,076,292.40 : x
  2. Step 2: Convert to fraction form
    650,433,844.31/897,599,852.42 = 353,076,292.40/x
  3. Step 3: Cross multiply
    650,433,844.31x = 897,599,852.42 × 353,076,292.40
  4. Step 4: Simplify right side
    650,433,844.31x = 316,921,227,944,987,328
  5. Step 5: Solve for x
    x = 316,921,227,944,987,328/650,433,844.31
  6. Step 6: Final answer
    x = 487,245,906.28

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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.