Home / 1,694,772,516.61-2,542,111,781.79-451,213,649.40

Finding the Fourth Proportional to 1,694,772,516.61, 2,542,111,781.79 and 451,213,649.40

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Solution

The fourth proportional to 1,694,772,516.61, 2,542,111,781.79 and 451,213,649.40 is: 676,807,962.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,694,772,516.61 : 2,542,111,781.79 = 451,213,649.40 : x
  2. Step 2: Convert to fraction form
    1,694,772,516.61/2,542,111,781.79 = 451,213,649.40/x
  3. Step 3: Cross multiply
    1,694,772,516.61x = 2,542,111,781.79 × 451,213,649.40
  4. Step 4: Simplify right side
    1,694,772,516.61x = 1,147,035,534,244,202,240
  5. Step 5: Solve for x
    x = 1,147,035,534,244,202,240/1,694,772,516.61
  6. Step 6: Final answer
    x = 676,807,962.72

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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.