Home / 30,659,475,581.41-45,988,843,435.60-7,967,819,347.89

Finding the Fourth Proportional to 30,659,475,581.41, 45,988,843,435.60 and 7,967,819,347.89

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Solution

The fourth proportional to 30,659,475,581.41, 45,988,843,435.60 and 7,967,819,347.89 is: 11,951,632,882.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,659,475,581.41 : 45,988,843,435.60 = 7,967,819,347.89 : x
  2. Step 2: Convert to fraction form
    30,659,475,581.41/45,988,843,435.60 = 7,967,819,347.89/x
  3. Step 3: Cross multiply
    30,659,475,581.41x = 45,988,843,435.60 × 7,967,819,347.89
  4. Step 4: Simplify right side
    30,659,475,581.41x = 366,430,796,513,257,717,760
  5. Step 5: Solve for x
    x = 366,430,796,513,257,717,760/30,659,475,581.41
  6. Step 6: Final answer
    x = 11,951,632,882.31

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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.