Home / 331,592,690.80-497,389,036.20-104,657,906.80

Finding the Fourth Proportional to 331,592,690.80, 497,389,036.20 and 104,657,906.80

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Solution

The fourth proportional to 331,592,690.80, 497,389,036.20 and 104,657,906.80 is: 156,986,860.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,592,690.80 : 497,389,036.20 = 104,657,906.80 : x
  2. Step 2: Convert to fraction form
    331,592,690.80/497,389,036.20 = 104,657,906.80/x
  3. Step 3: Cross multiply
    331,592,690.80x = 497,389,036.20 × 104,657,906.80
  4. Step 4: Simplify right side
    331,592,690.80x = 52,055,695,393,961,424
  5. Step 5: Solve for x
    x = 52,055,695,393,961,424/331,592,690.80
  6. Step 6: Final answer
    x = 156,986,860.20

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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.