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Finding the Fourth Proportional to 609,283,621, 840,811,396.98 and 348,523,237

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Solution

The fourth proportional to 609,283,621, 840,811,396.98 and 348,523,237 is: 480,962,067.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    609,283,621 : 840,811,396.98 = 348,523,237 : x
  2. Step 2: Convert to fraction form
    609,283,621/840,811,396.98 = 348,523,237/x
  3. Step 3: Cross multiply
    609,283,621x = 840,811,396.98 × 348,523,237
  4. Step 4: Simplify right side
    609,283,621x = 293,042,309,781,961,600
  5. Step 5: Solve for x
    x = 293,042,309,781,961,600/609,283,621
  6. Step 6: Final answer
    x = 480,962,067.06

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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.