Home / 539,544,999.84-809,319,599.28-130,600,494.24

Finding the Fourth Proportional to 539,544,999.84, 809,319,599.28 and 130,600,494.24

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Solution

The fourth proportional to 539,544,999.84, 809,319,599.28 and 130,600,494.24 is: 195,901,249.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    539,544,999.84 : 809,319,599.28 = 130,600,494.24 : x
  2. Step 2: Convert to fraction form
    539,544,999.84/809,319,599.28 = 130,600,494.24/x
  3. Step 3: Cross multiply
    539,544,999.84x = 809,319,599.28 × 130,600,494.24
  4. Step 4: Simplify right side
    539,544,999.84x = 105,697,539,664,086,736
  5. Step 5: Solve for x
    x = 105,697,539,664,086,736/539,544,999.84
  6. Step 6: Final answer
    x = 195,901,249.56

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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.