Home / 431,587,559.99-595,645,381.82-283,033,660.43

Finding the Fourth Proportional to 431,587,559.99, 595,645,381.82 and 283,033,660.43

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Solution

The fourth proportional to 431,587,559.99, 595,645,381.82 and 283,033,660.43 is: 390,622,224.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    431,587,559.99 : 595,645,381.82 = 283,033,660.43 : x
  2. Step 2: Convert to fraction form
    431,587,559.99/595,645,381.82 = 283,033,660.43/x
  3. Step 3: Cross multiply
    431,587,559.99x = 595,645,381.82 × 283,033,660.43
  4. Step 4: Simplify right side
    431,587,559.99x = 168,587,692,734,739,584
  5. Step 5: Solve for x
    x = 168,587,692,734,739,584/431,587,559.99
  6. Step 6: Final answer
    x = 390,622,224.47

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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.