Home / 2,700,992,579.52-4,051,413,286.32-860,855,678.40

Finding the Fourth Proportional to 2,700,992,579.52, 4,051,413,286.32 and 860,855,678.40

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Solution

The fourth proportional to 2,700,992,579.52, 4,051,413,286.32 and 860,855,678.40 is: 1,291,259,427.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,700,992,579.52 : 4,051,413,286.32 = 860,855,678.40 : x
  2. Step 2: Convert to fraction form
    2,700,992,579.52/4,051,413,286.32 = 860,855,678.40/x
  3. Step 3: Cross multiply
    2,700,992,579.52x = 4,051,413,286.32 × 860,855,678.40
  4. Step 4: Simplify right side
    2,700,992,579.52x = 3,487,682,133,073,777,152
  5. Step 5: Solve for x
    x = 3,487,682,133,073,777,152/2,700,992,579.52
  6. Step 6: Final answer
    x = 1,291,259,427.93

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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.