Home / 497,872,710.30-746,809,065.45-268,290,198.30

Finding the Fourth Proportional to 497,872,710.30, 746,809,065.45 and 268,290,198.30

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Solution

The fourth proportional to 497,872,710.30, 746,809,065.45 and 268,290,198.30 is: 402,435,297.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    497,872,710.30 : 746,809,065.45 = 268,290,198.30 : x
  2. Step 2: Convert to fraction form
    497,872,710.30/746,809,065.45 = 268,290,198.30/x
  3. Step 3: Cross multiply
    497,872,710.30x = 746,809,065.45 × 268,290,198.30
  4. Step 4: Simplify right side
    497,872,710.30x = 200,361,552,261,818,208
  5. Step 5: Solve for x
    x = 200,361,552,261,818,208/497,872,710.30
  6. Step 6: Final answer
    x = 402,435,297.45

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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.