Home / 337,015,312.80-505,522,969.20-191,896,490.40

Finding the Fourth Proportional to 337,015,312.80, 505,522,969.20 and 191,896,490.40

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Solution

The fourth proportional to 337,015,312.80, 505,522,969.20 and 191,896,490.40 is: 287,844,735.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    337,015,312.80 : 505,522,969.20 = 191,896,490.40 : x
  2. Step 2: Convert to fraction form
    337,015,312.80/505,522,969.20 = 191,896,490.40/x
  3. Step 3: Cross multiply
    337,015,312.80x = 505,522,969.20 × 191,896,490.40
  4. Step 4: Simplify right side
    337,015,312.80x = 97,008,083,606,067,296
  5. Step 5: Solve for x
    x = 97,008,083,606,067,296/337,015,312.80
  6. Step 6: Final answer
    x = 287,844,735.60

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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.