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Finding the Fourth Proportional to 606,920,597.64, 837,541,584 and 339,000,242.54

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Solution

The fourth proportional to 606,920,597.64, 837,541,584 and 339,000,242.54 is: 467,815,396.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    606,920,597.64 : 837,541,584 = 339,000,242.54 : x
  2. Step 2: Convert to fraction form
    606,920,597.64/837,541,584 = 339,000,242.54/x
  3. Step 3: Cross multiply
    606,920,597.64x = 837,541,584 × 339,000,242.54
  4. Step 4: Simplify right side
    606,920,597.64x = 283,926,800,109,148,096
  5. Step 5: Solve for x
    x = 283,926,800,109,148,096/606,920,597.64
  6. Step 6: Final answer
    x = 467,815,396.63

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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.