Home / 152,789,123,620.65-210,842,851,850.78-83,263,288,111.29

Finding the Fourth Proportional to 152,789,123,620.65, 210,842,851,850.78 and 83,263,288,111.29

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Solution

The fourth proportional to 152,789,123,620.65, 210,842,851,850.78 and 83,263,288,111.29 is: 114,899,992,249.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,789,123,620.65 : 210,842,851,850.78 = 83,263,288,111.29 : x
  2. Step 2: Convert to fraction form
    152,789,123,620.65/210,842,851,850.78 = 83,263,288,111.29/x
  3. Step 3: Cross multiply
    152,789,123,620.65x = 210,842,851,850.78 × 83,263,288,111.29
  4. Step 4: Simplify right side
    152,789,123,620.65x = 17,555,469,119,857,528,668,160
  5. Step 5: Solve for x
    x = 17,555,469,119,857,528,668,160/152,789,123,620.65
  6. Step 6: Final answer
    x = 114,899,992,249.74

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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.