Home / 677,136,254.40-933,503,435.76-454,157,782.56

Finding the Fourth Proportional to 677,136,254.40, 933,503,435.76 and 454,157,782.56

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Solution

The fourth proportional to 677,136,254.40, 933,503,435.76 and 454,157,782.56 is: 626,104,196.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    677,136,254.40 : 933,503,435.76 = 454,157,782.56 : x
  2. Step 2: Convert to fraction form
    677,136,254.40/933,503,435.76 = 454,157,782.56/x
  3. Step 3: Cross multiply
    677,136,254.40x = 933,503,435.76 × 454,157,782.56
  4. Step 4: Simplify right side
    677,136,254.40x = 423,957,850,396,902,976
  5. Step 5: Solve for x
    x = 423,957,850,396,902,976/677,136,254.40
  6. Step 6: Final answer
    x = 626,104,196.37

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.