Home / 1,957,921,034.52-2,936,881,551.78-665,456,522.52

Finding the Fourth Proportional to 1,957,921,034.52, 2,936,881,551.78 and 665,456,522.52

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Solution

The fourth proportional to 1,957,921,034.52, 2,936,881,551.78 and 665,456,522.52 is: 998,184,783.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,957,921,034.52 : 2,936,881,551.78 = 665,456,522.52 : x
  2. Step 2: Convert to fraction form
    1,957,921,034.52/2,936,881,551.78 = 665,456,522.52/x
  3. Step 3: Cross multiply
    1,957,921,034.52x = 2,936,881,551.78 × 665,456,522.52
  4. Step 4: Simplify right side
    1,957,921,034.52x = 1,954,366,984,500,660,224
  5. Step 5: Solve for x
    x = 1,954,366,984,500,660,224/1,957,921,034.52
  6. Step 6: Final answer
    x = 998,184,783.78

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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.