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Finding the Fourth Proportional to 622,971,837.30, 934,457,755.95 and 622,971,837.30

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Solution

The fourth proportional to 622,971,837.30, 934,457,755.95 and 622,971,837.30 is: 934,457,755.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    622,971,837.30 : 934,457,755.95 = 622,971,837.30 : x
  2. Step 2: Convert to fraction form
    622,971,837.30/934,457,755.95 = 622,971,837.30/x
  3. Step 3: Cross multiply
    622,971,837.30x = 934,457,755.95 × 622,971,837.30
  4. Step 4: Simplify right side
    622,971,837.30x = 582,140,865,103,406,464
  5. Step 5: Solve for x
    x = 582,140,865,103,406,464/622,971,837.30
  6. Step 6: Final answer
    x = 934,457,755.95

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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.