Home / 553,941,705,238.20-829,830,433,115-381,611,765,978.30

Finding the Fourth Proportional to 553,941,705,238.20, 829,830,433,115 and 381,611,765,978.30

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Solution

The fourth proportional to 553,941,705,238.20, 829,830,433,115 and 381,611,765,978.30 is: 571,672,170,643.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    553,941,705,238.20 : 829,830,433,115 = 381,611,765,978.30 : x
  2. Step 2: Convert to fraction form
    553,941,705,238.20/829,830,433,115 = 381,611,765,978.30/x
  3. Step 3: Cross multiply
    553,941,705,238.20x = 829,830,433,115 × 381,611,765,978.30
  4. Step 4: Simplify right side
    553,941,705,238.20x = 316,673,057,043,552,720,125,952
  5. Step 5: Solve for x
    x = 316,673,057,043,552,720,125,952/553,941,705,238.20
  6. Step 6: Final answer
    x = 571,672,170,643.63

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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.