Home / 19,578,285,120-27,018,037,353.28-10,667,613,872.64

Finding the Fourth Proportional to 19,578,285,120, 27,018,037,353.28 and 10,667,613,872.64

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Solution

The fourth proportional to 19,578,285,120, 27,018,037,353.28 and 10,667,613,872.64 is: 14,721,309,262.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,578,285,120 : 27,018,037,353.28 = 10,667,613,872.64 : x
  2. Step 2: Convert to fraction form
    19,578,285,120/27,018,037,353.28 = 10,667,613,872.64/x
  3. Step 3: Cross multiply
    19,578,285,120x = 27,018,037,353.28 × 10,667,613,872.64
  4. Step 4: Simplify right side
    19,578,285,120x = 288,217,990,081,355,415,552
  5. Step 5: Solve for x
    x = 288,217,990,081,355,415,552/19,578,285,120
  6. Step 6: Final answer
    x = 14,721,309,262.52

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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.