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Finding the Fourth Proportional to 604,396,333.26, 906,779,521.71 and 309,500,250.57

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Solution

The fourth proportional to 604,396,333.26, 906,779,521.71 and 309,500,250.57 is: 464,345,122.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    604,396,333.26 : 906,779,521.71 = 309,500,250.57 : x
  2. Step 2: Convert to fraction form
    604,396,333.26/906,779,521.71 = 309,500,250.57/x
  3. Step 3: Cross multiply
    604,396,333.26x = 906,779,521.71 × 309,500,250.57
  4. Step 4: Simplify right side
    604,396,333.26x = 280,648,489,180,989,760
  5. Step 5: Solve for x
    x = 280,648,489,180,989,760/604,396,333.26
  6. Step 6: Final answer
    x = 464,345,122.13

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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.