Home / 553,941,705,236.70-829,830,433,112.75-381,611,765,976.80

Finding the Fourth Proportional to 553,941,705,236.70, 829,830,433,112.75 and 381,611,765,976.80

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Solution

The fourth proportional to 553,941,705,236.70, 829,830,433,112.75 and 381,611,765,976.80 is: 571,672,170,641.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    553,941,705,236.70 : 829,830,433,112.75 = 381,611,765,976.80 : x
  2. Step 2: Convert to fraction form
    553,941,705,236.70/829,830,433,112.75 = 381,611,765,976.80/x
  3. Step 3: Cross multiply
    553,941,705,236.70x = 829,830,433,112.75 × 381,611,765,976.80
  4. Step 4: Simplify right side
    553,941,705,236.70x = 316,673,057,041,449,327,001,600
  5. Step 5: Solve for x
    x = 316,673,057,041,449,327,001,600/553,941,705,236.70
  6. Step 6: Final answer
    x = 571,672,170,641.38

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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.