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Finding the Fourth Proportional to 601,287,711.80, 901,931,567.70 and 504,432,589.55

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Solution

The fourth proportional to 601,287,711.80, 901,931,567.70 and 504,432,589.55 is: 756,648,884.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    601,287,711.80 : 901,931,567.70 = 504,432,589.55 : x
  2. Step 2: Convert to fraction form
    601,287,711.80/901,931,567.70 = 504,432,589.55/x
  3. Step 3: Cross multiply
    601,287,711.80x = 901,931,567.70 × 504,432,589.55
  4. Step 4: Simplify right side
    601,287,711.80x = 454,963,676,291,802,176
  5. Step 5: Solve for x
    x = 454,963,676,291,802,176/601,287,711.80
  6. Step 6: Final answer
    x = 756,648,884.33

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.