Home / 18,018,955,260.92-27,043,993,484.04-12,502,087,497.56

Finding the Fourth Proportional to 18,018,955,260.92, 27,043,993,484.04 and 12,502,087,497.56

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Solution

The fourth proportional to 18,018,955,260.92, 27,043,993,484.04 and 12,502,087,497.56 is: 18,763,927,648.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,018,955,260.92 : 27,043,993,484.04 = 12,502,087,497.56 : x
  2. Step 2: Convert to fraction form
    18,018,955,260.92/27,043,993,484.04 = 12,502,087,497.56/x
  3. Step 3: Cross multiply
    18,018,955,260.92x = 27,043,993,484.04 × 12,502,087,497.56
  4. Step 4: Simplify right side
    18,018,955,260.92x = 338,106,372,820,910,604,288
  5. Step 5: Solve for x
    x = 338,106,372,820,910,604,288/18,018,955,260.92
  6. Step 6: Final answer
    x = 18,763,927,648.69

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1.5x scale

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.