Home / 1,508,220,362.88-2,081,311,486.90-873,167,632.62

Finding the Fourth Proportional to 1,508,220,362.88, 2,081,311,486.90 and 873,167,632.62

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Solution

The fourth proportional to 1,508,220,362.88, 2,081,311,486.90 and 873,167,632.62 is: 1,204,952,451.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,508,220,362.88 : 2,081,311,486.90 = 873,167,632.62 : x
  2. Step 2: Convert to fraction form
    1,508,220,362.88/2,081,311,486.90 = 873,167,632.62/x
  3. Step 3: Cross multiply
    1,508,220,362.88x = 2,081,311,486.90 × 873,167,632.62
  4. Step 4: Simplify right side
    1,508,220,362.88x = 1,817,333,823,757,409,536
  5. Step 5: Solve for x
    x = 1,817,333,823,757,409,536/1,508,220,362.88
  6. Step 6: Final answer
    x = 1,204,952,451.57

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Double scale
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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.