Home / 240,672,711.45-361,043,345.38-74,690,556.96

Finding the Fourth Proportional to 240,672,711.45, 361,043,345.38 and 74,690,556.96

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Solution

The fourth proportional to 240,672,711.45, 361,043,345.38 and 74,690,556.96 is: 112,046,473.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,672,711.45 : 361,043,345.38 = 74,690,556.96 : x
  2. Step 2: Convert to fraction form
    240,672,711.45/361,043,345.38 = 74,690,556.96/x
  3. Step 3: Cross multiply
    240,672,711.45x = 361,043,345.38 × 74,690,556.96
  4. Step 4: Simplify right side
    240,672,711.45x = 26,966,528,553,133,840
  5. Step 5: Solve for x
    x = 26,966,528,553,133,840/240,672,711.45
  6. Step 6: Final answer
    x = 112,046,473.36

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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.