Home / 1,621,500,514.91-2,431,621,958.90-557,721,092.66

Finding the Fourth Proportional to 1,621,500,514.91, 2,431,621,958.90 and 557,721,092.66

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Solution

The fourth proportional to 1,621,500,514.91, 2,431,621,958.90 and 557,721,092.66 is: 836,365,356.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,621,500,514.91 : 2,431,621,958.90 = 557,721,092.66 : x
  2. Step 2: Convert to fraction form
    1,621,500,514.91/2,431,621,958.90 = 557,721,092.66/x
  3. Step 3: Cross multiply
    1,621,500,514.91x = 2,431,621,958.90 × 557,721,092.66
  4. Step 4: Simplify right side
    1,621,500,514.91x = 1,356,166,855,838,810,880
  5. Step 5: Solve for x
    x = 1,356,166,855,838,810,880/1,621,500,514.91
  6. Step 6: Final answer
    x = 836,365,356.27

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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.