Home / 6,243,282,697.77-9,361,184,125.59-1,987,135,639.83

Finding the Fourth Proportional to 6,243,282,697.77, 9,361,184,125.59 and 1,987,135,639.83

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Solution

The fourth proportional to 6,243,282,697.77, 9,361,184,125.59 and 1,987,135,639.83 is: 2,979,513,103.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,243,282,697.77 : 9,361,184,125.59 = 1,987,135,639.83 : x
  2. Step 2: Convert to fraction form
    6,243,282,697.77/9,361,184,125.59 = 1,987,135,639.83/x
  3. Step 3: Cross multiply
    6,243,282,697.77x = 9,361,184,125.59 × 1,987,135,639.83
  4. Step 4: Simplify right side
    6,243,282,697.77x = 18,601,942,606,970,724,352
  5. Step 5: Solve for x
    x = 18,601,942,606,970,724,352/6,243,282,697.77
  6. Step 6: Final answer
    x = 2,979,513,103.52

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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.