Home / 19,578,284,943.12-27,018,037,109.70-10,667,613,696.12

Finding the Fourth Proportional to 19,578,284,943.12, 27,018,037,109.70 and 10,667,613,696.12

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Solution

The fourth proportional to 19,578,284,943.12, 27,018,037,109.70 and 10,667,613,696.12 is: 14,721,309,019.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,578,284,943.12 : 27,018,037,109.70 = 10,667,613,696.12 : x
  2. Step 2: Convert to fraction form
    19,578,284,943.12/27,018,037,109.70 = 10,667,613,696.12/x
  3. Step 3: Cross multiply
    19,578,284,943.12x = 27,018,037,109.70 × 10,667,613,696.12
  4. Step 4: Simplify right side
    19,578,284,943.12x = 288,217,982,713,714,180,096
  5. Step 5: Solve for x
    x = 288,217,982,713,714,180,096/19,578,284,943.12
  6. Step 6: Final answer
    x = 14,721,309,019.20

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1.5x scale

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.