Home / 567,537,975.91-783,202,060.33-306,777,591.91

Finding the Fourth Proportional to 567,537,975.91, 783,202,060.33 and 306,777,591.91

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Solution

The fourth proportional to 567,537,975.91, 783,202,060.33 and 306,777,591.91 is: 423,352,889.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    567,537,975.91 : 783,202,060.33 = 306,777,591.91 : x
  2. Step 2: Convert to fraction form
    567,537,975.91/783,202,060.33 = 306,777,591.91/x
  3. Step 3: Cross multiply
    567,537,975.91x = 783,202,060.33 × 306,777,591.91
  4. Step 4: Simplify right side
    567,537,975.91x = 240,268,842,046,987,968
  5. Step 5: Solve for x
    x = 240,268,842,046,987,968/567,537,975.91
  6. Step 6: Final answer
    x = 423,352,889.58

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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.