Home / 331,616,441.20-497,424,661.80-104,681,657.20

Finding the Fourth Proportional to 331,616,441.20, 497,424,661.80 and 104,681,657.20

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Solution

The fourth proportional to 331,616,441.20, 497,424,661.80 and 104,681,657.20 is: 157,022,485.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,616,441.20 : 497,424,661.80 = 104,681,657.20 : x
  2. Step 2: Convert to fraction form
    331,616,441.20/497,424,661.80 = 104,681,657.20/x
  3. Step 3: Cross multiply
    331,616,441.20x = 497,424,661.80 × 104,681,657.20
  4. Step 4: Simplify right side
    331,616,441.20x = 52,071,237,929,373,536
  5. Step 5: Solve for x
    x = 52,071,237,929,373,536/331,616,441.20
  6. Step 6: Final answer
    x = 157,022,485.80

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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.