Home / 5,215,404,095.79-7,826,323,936.82-2,416,851,006.45

Finding the Fourth Proportional to 5,215,404,095.79, 7,826,323,936.82 and 2,416,851,006.45

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Solution

The fourth proportional to 5,215,404,095.79, 7,826,323,936.82 and 2,416,851,006.45 is: 3,626,767,655.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,215,404,095.79 : 7,826,323,936.82 = 2,416,851,006.45 : x
  2. Step 2: Convert to fraction form
    5,215,404,095.79/7,826,323,936.82 = 2,416,851,006.45/x
  3. Step 3: Cross multiply
    5,215,404,095.79x = 7,826,323,936.82 × 2,416,851,006.45
  4. Step 4: Simplify right side
    5,215,404,095.79x = 18,915,058,883,465,318,400
  5. Step 5: Solve for x
    x = 18,915,058,883,465,318,400/5,215,404,095.79
  6. Step 6: Final answer
    x = 3,626,767,655.21

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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.