Home / 20,022,285,266.88-27,653,685,767.04-13,186,240,601.76

Finding the Fourth Proportional to 20,022,285,266.88, 27,653,685,767.04 and 13,186,240,601.76

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Solution

The fourth proportional to 20,022,285,266.88, 27,653,685,767.04 and 13,186,240,601.76 is: 18,212,114,610.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,022,285,266.88 : 27,653,685,767.04 = 13,186,240,601.76 : x
  2. Step 2: Convert to fraction form
    20,022,285,266.88/27,653,685,767.04 = 13,186,240,601.76/x
  3. Step 3: Cross multiply
    20,022,285,266.88x = 27,653,685,767.04 × 13,186,240,601.76
  4. Step 4: Simplify right side
    20,022,285,266.88x = 364,648,154,049,655,472,128
  5. Step 5: Solve for x
    x = 364,648,154,049,655,472,128/20,022,285,266.88
  6. Step 6: Final answer
    x = 18,212,114,610.76

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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.