Home / 7,804,486,238.52-11,709,029,031.98-3,143,961,944.76

Finding the Fourth Proportional to 7,804,486,238.52, 11,709,029,031.98 and 3,143,961,944.76

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Solution

The fourth proportional to 7,804,486,238.52, 11,709,029,031.98 and 3,143,961,944.76 is: 4,716,869,318.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,804,486,238.52 : 11,709,029,031.98 = 3,143,961,944.76 : x
  2. Step 2: Convert to fraction form
    7,804,486,238.52/11,709,029,031.98 = 3,143,961,944.76/x
  3. Step 3: Cross multiply
    7,804,486,238.52x = 11,709,029,031.98 × 3,143,961,944.76
  4. Step 4: Simplify right side
    7,804,486,238.52x = 36,812,741,686,635,143,168
  5. Step 5: Solve for x
    x = 36,812,741,686,635,143,168/7,804,486,238.52
  6. Step 6: Final answer
    x = 4,716,869,318.69

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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.