Home / 497,872,744.80-746,809,117.20-268,290,232.80

Finding the Fourth Proportional to 497,872,744.80, 746,809,117.20 and 268,290,232.80

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Solution

The fourth proportional to 497,872,744.80, 746,809,117.20 and 268,290,232.80 is: 402,435,349.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    497,872,744.80 : 746,809,117.20 = 268,290,232.80 : x
  2. Step 2: Convert to fraction form
    497,872,744.80/746,809,117.20 = 268,290,232.80/x
  3. Step 3: Cross multiply
    497,872,744.80x = 746,809,117.20 × 268,290,232.80
  4. Step 4: Simplify right side
    497,872,744.80x = 200,361,591,910,750,496
  5. Step 5: Solve for x
    x = 200,361,591,910,750,496/497,872,744.80
  6. Step 6: Final answer
    x = 402,435,349.20

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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.