Home / 493,147,500.40-680,519,366.52-270,130,171.24

Finding the Fourth Proportional to 493,147,500.40, 680,519,366.52 and 270,130,171.24

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Solution

The fourth proportional to 493,147,500.40, 680,519,366.52 and 270,130,171.24 is: 372,766,389.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    493,147,500.40 : 680,519,366.52 = 270,130,171.24 : x
  2. Step 2: Convert to fraction form
    493,147,500.40/680,519,366.52 = 270,130,171.24/x
  3. Step 3: Cross multiply
    493,147,500.40x = 680,519,366.52 × 270,130,171.24
  4. Step 4: Simplify right side
    493,147,500.40x = 183,828,813,010,183,936
  5. Step 5: Solve for x
    x = 183,828,813,010,183,936/493,147,500.40
  6. Step 6: Final answer
    x = 372,766,389.08

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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.