Home / 331,776,222.80-497,664,334.20-305,499,563.60

Finding the Fourth Proportional to 331,776,222.80, 497,664,334.20 and 305,499,563.60

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Solution

The fourth proportional to 331,776,222.80, 497,664,334.20 and 305,499,563.60 is: 458,249,345.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,776,222.80 : 497,664,334.20 = 305,499,563.60 : x
  2. Step 2: Convert to fraction form
    331,776,222.80/497,664,334.20 = 305,499,563.60/x
  3. Step 3: Cross multiply
    331,776,222.80x = 497,664,334.20 × 305,499,563.60
  4. Step 4: Simplify right side
    331,776,222.80x = 152,036,236,917,384,576
  5. Step 5: Solve for x
    x = 152,036,236,917,384,576/331,776,222.80
  6. Step 6: Final answer
    x = 458,249,345.40

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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.