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Finding the Fourth Proportional to 431,584,144.52, 595,632,275.08 and 264,431,335.40

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Solution

The fourth proportional to 431,584,144.52, 595,632,275.08 and 264,431,335.40 is: 364,943,522.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    431,584,144.52 : 595,632,275.08 = 264,431,335.40 : x
  2. Step 2: Convert to fraction form
    431,584,144.52/595,632,275.08 = 264,431,335.40/x
  3. Step 3: Cross multiply
    431,584,144.52x = 595,632,275.08 × 264,431,335.40
  4. Step 4: Simplify right side
    431,584,144.52x = 157,503,837,906,744,544
  5. Step 5: Solve for x
    x = 157,503,837,906,744,544/431,584,144.52
  6. Step 6: Final answer
    x = 364,943,522.39

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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.