Home / 553,941,705,236.20-829,830,433,112-381,611,765,976.30

Finding the Fourth Proportional to 553,941,705,236.20, 829,830,433,112 and 381,611,765,976.30

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Solution

The fourth proportional to 553,941,705,236.20, 829,830,433,112 and 381,611,765,976.30 is: 571,672,170,640.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    553,941,705,236.20 : 829,830,433,112 = 381,611,765,976.30 : x
  2. Step 2: Convert to fraction form
    553,941,705,236.20/829,830,433,112 = 381,611,765,976.30/x
  3. Step 3: Cross multiply
    553,941,705,236.20x = 829,830,433,112 × 381,611,765,976.30
  4. Step 4: Simplify right side
    553,941,705,236.20x = 316,673,057,040,748,173,590,528
  5. Step 5: Solve for x
    x = 316,673,057,040,748,173,590,528/553,941,705,236.20
  6. Step 6: Final answer
    x = 571,672,170,640.63

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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.