Home / 2,486,438,857.08-3,431,264,578.02-1,372,581,036.36

Finding the Fourth Proportional to 2,486,438,857.08, 3,431,264,578.02 and 1,372,581,036.36

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Solution

The fourth proportional to 2,486,438,857.08, 3,431,264,578.02 and 1,372,581,036.36 is: 1,894,150,212.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,486,438,857.08 : 3,431,264,578.02 = 1,372,581,036.36 : x
  2. Step 2: Convert to fraction form
    2,486,438,857.08/3,431,264,578.02 = 1,372,581,036.36/x
  3. Step 3: Cross multiply
    2,486,438,857.08x = 3,431,264,578.02 × 1,372,581,036.36
  4. Step 4: Simplify right side
    2,486,438,857.08x = 4,709,688,690,524,049,408
  5. Step 5: Solve for x
    x = 4,709,688,690,524,049,408/2,486,438,857.08
  6. Step 6: Final answer
    x = 1,894,150,212.91

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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.