Home / 30,951,936,019.20-46,427,904,028.80-7,687,574,803.20

Finding the Fourth Proportional to 30,951,936,019.20, 46,427,904,028.80 and 7,687,574,803.20

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Solution

The fourth proportional to 30,951,936,019.20, 46,427,904,028.80 and 7,687,574,803.20 is: 11,531,362,204.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,951,936,019.20 : 46,427,904,028.80 = 7,687,574,803.20 : x
  2. Step 2: Convert to fraction form
    30,951,936,019.20/46,427,904,028.80 = 7,687,574,803.20/x
  3. Step 3: Cross multiply
    30,951,936,019.20x = 46,427,904,028.80 × 7,687,574,803.20
  4. Step 4: Simplify right side
    30,951,936,019.20x = 356,917,985,177,190,662,144
  5. Step 5: Solve for x
    x = 356,917,985,177,190,662,144/30,951,936,019.20
  6. Step 6: Final answer
    x = 11,531,362,204.80

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Double scale
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1.5x scale

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.