Home / 1,656,226,949.56-2,285,556,404.02-913,670,815.48

Finding the Fourth Proportional to 1,656,226,949.56, 2,285,556,404.02 and 913,670,815.48

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Solution

The fourth proportional to 1,656,226,949.56, 2,285,556,404.02 and 913,670,815.48 is: 1,260,845,431.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,656,226,949.56 : 2,285,556,404.02 = 913,670,815.48 : x
  2. Step 2: Convert to fraction form
    1,656,226,949.56/2,285,556,404.02 = 913,670,815.48/x
  3. Step 3: Cross multiply
    1,656,226,949.56x = 2,285,556,404.02 × 913,670,815.48
  4. Step 4: Simplify right side
    1,656,226,949.56x = 2,088,246,183,486,489,856
  5. Step 5: Solve for x
    x = 2,088,246,183,486,489,856/1,656,226,949.56
  6. Step 6: Final answer
    x = 1,260,845,431.87

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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.