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Finding the Fourth Proportional to 622,891,859.30, 934,337,788.95 and 622,891,859.30

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Solution

The fourth proportional to 622,891,859.30, 934,337,788.95 and 622,891,859.30 is: 934,337,788.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    622,891,859.30 : 934,337,788.95 = 622,891,859.30 : x
  2. Step 2: Convert to fraction form
    622,891,859.30/934,337,788.95 = 622,891,859.30/x
  3. Step 3: Cross multiply
    622,891,859.30x = 934,337,788.95 × 622,891,859.30
  4. Step 4: Simplify right side
    622,891,859.30x = 581,991,402,573,316,480
  5. Step 5: Solve for x
    x = 581,991,402,573,316,480/622,891,859.30
  6. Step 6: Final answer
    x = 934,337,788.95

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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.