Home / 131,981,293.69-199,670,619.38

Finding the Third Proportional to 131,981,293.69 and 199,670,619.38

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Solution

The third proportional to 131,981,293.69 and 199,670,619.38 is: 302,075,810.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,981,293.69 : 199,670,619.38 = 199,670,619.38 : x
  2. Step 2: Convert to fraction form
    131,981,293.69/199,670,619.38 = 199,670,619.38/x
  3. Step 3: Cross multiply
    131,981,293.69x = 199,670,619.38 × 199,670,619.38
  4. Step 4: Simplify right side
    131,981,293.69x = 39,868,356,241,596,128
  5. Step 5: Solve for x
    x = 39,868,356,241,596,128/131,981,293.69
  6. Step 6: Final answer
    x = 302,075,810.35

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.