Home / 427,695,834.44-590,486,822.35-293,964,021.20

Finding the Fourth Proportional to 427,695,834.44, 590,486,822.35 and 293,964,021.20

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Solution

The fourth proportional to 427,695,834.44, 590,486,822.35 and 293,964,021.20 is: 405,853,568.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    427,695,834.44 : 590,486,822.35 = 293,964,021.20 : x
  2. Step 2: Convert to fraction form
    427,695,834.44/590,486,822.35 = 293,964,021.20/x
  3. Step 3: Cross multiply
    427,695,834.44x = 590,486,822.35 × 293,964,021.20
  4. Step 4: Simplify right side
    427,695,834.44x = 173,581,880,764,357,312
  5. Step 5: Solve for x
    x = 173,581,880,764,357,312/427,695,834.44
  6. Step 6: Final answer
    x = 405,853,568.79

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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.