Home / 307,568,673.58-424,399,110.54-186,803,817.46

Finding the Fourth Proportional to 307,568,673.58, 424,399,110.54 and 186,803,817.46

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Solution

The fourth proportional to 307,568,673.58, 424,399,110.54 and 186,803,817.46 is: 257,761,536.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    307,568,673.58 : 424,399,110.54 = 186,803,817.46 : x
  2. Step 2: Convert to fraction form
    307,568,673.58/424,399,110.54 = 186,803,817.46/x
  3. Step 3: Cross multiply
    307,568,673.58x = 424,399,110.54 × 186,803,817.46
  4. Step 4: Simplify right side
    307,568,673.58x = 79,279,373,975,500,528
  5. Step 5: Solve for x
    x = 79,279,373,975,500,528/307,568,673.58
  6. Step 6: Final answer
    x = 257,761,536.81

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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.