Home / 307,568,667.58-424,399,102.26-186,803,811.45

Finding the Fourth Proportional to 307,568,667.58, 424,399,102.26 and 186,803,811.45

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Solution

The fourth proportional to 307,568,667.58, 424,399,102.26 and 186,803,811.45 is: 257,761,528.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    307,568,667.58 : 424,399,102.26 = 186,803,811.45 : x
  2. Step 2: Convert to fraction form
    307,568,667.58/424,399,102.26 = 186,803,811.45/x
  3. Step 3: Cross multiply
    307,568,667.58x = 424,399,102.26 × 186,803,811.45
  4. Step 4: Simplify right side
    307,568,667.58x = 79,279,369,878,126,304
  5. Step 5: Solve for x
    x = 79,279,369,878,126,304/307,568,667.58
  6. Step 6: Final answer
    x = 257,761,528.51

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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.