Home / 54,850,957,874.01-75,688,269,656.31-30,760,021,891.53

Finding the Fourth Proportional to 54,850,957,874.01, 75,688,269,656.31 and 30,760,021,891.53

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Solution

The fourth proportional to 54,850,957,874.01, 75,688,269,656.31 and 30,760,021,891.53 is: 42,445,436,174.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,850,957,874.01 : 75,688,269,656.31 = 30,760,021,891.53 : x
  2. Step 2: Convert to fraction form
    54,850,957,874.01/75,688,269,656.31 = 30,760,021,891.53/x
  3. Step 3: Cross multiply
    54,850,957,874.01x = 75,688,269,656.31 × 30,760,021,891.53
  4. Step 4: Simplify right side
    54,850,957,874.01x = 2,328,172,831,560,059,846,656
  5. Step 5: Solve for x
    x = 2,328,172,831,560,059,846,656/54,850,957,874.01
  6. Step 6: Final answer
    x = 42,445,436,174.65

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1.5x scale

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.