Home / 1,694,772,515.61-2,542,111,780.29-451,213,648.40

Finding the Fourth Proportional to 1,694,772,515.61, 2,542,111,780.29 and 451,213,648.40

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Solution

The fourth proportional to 1,694,772,515.61, 2,542,111,780.29 and 451,213,648.40 is: 676,807,961.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,694,772,515.61 : 2,542,111,780.29 = 451,213,648.40 : x
  2. Step 2: Convert to fraction form
    1,694,772,515.61/2,542,111,780.29 = 451,213,648.40/x
  3. Step 3: Cross multiply
    1,694,772,515.61x = 2,542,111,780.29 × 451,213,648.40
  4. Step 4: Simplify right side
    1,694,772,515.61x = 1,147,035,531,029,961,600
  5. Step 5: Solve for x
    x = 1,147,035,531,029,961,600/1,694,772,515.61
  6. Step 6: Final answer
    x = 676,807,961.22

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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.