Home / 297,936,235.20-446,968,677.78-90,690,851.82

Finding the Fourth Proportional to 297,936,235.20, 446,968,677.78 and 90,690,851.82

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Solution

The fourth proportional to 297,936,235.20, 446,968,677.78 and 90,690,851.82 is: 136,055,858.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,936,235.20 : 446,968,677.78 = 90,690,851.82 : x
  2. Step 2: Convert to fraction form
    297,936,235.20/446,968,677.78 = 90,690,851.82/x
  3. Step 3: Cross multiply
    297,936,235.20x = 446,968,677.78 × 90,690,851.82
  4. Step 4: Simplify right side
    297,936,235.20x = 40,535,970,124,727,304
  5. Step 5: Solve for x
    x = 40,535,970,124,727,304/297,936,235.20
  6. Step 6: Final answer
    x = 136,055,858.05

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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.