Home / 409,015,872,620.40-613,136,825,404.20-241,452,005,689.20

Finding the Fourth Proportional to 409,015,872,620.40, 613,136,825,404.20 and 241,452,005,689.20

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Solution

The fourth proportional to 409,015,872,620.40, 613,136,825,404.20 and 241,452,005,689.20 is: 361,949,562,757.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    409,015,872,620.40 : 613,136,825,404.20 = 241,452,005,689.20 : x
  2. Step 2: Convert to fraction form
    409,015,872,620.40/613,136,825,404.20 = 241,452,005,689.20/x
  3. Step 3: Cross multiply
    409,015,872,620.40x = 613,136,825,404.20 × 241,452,005,689.20
  4. Step 4: Simplify right side
    409,015,872,620.40x = 148,043,116,255,752,916,828,160
  5. Step 5: Solve for x
    x = 148,043,116,255,752,916,828,160/409,015,872,620.40
  6. Step 6: Final answer
    x = 361,949,562,757.31

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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.