Home / 785,321,334.76-1,177,854,416.22-370,797,359.08

Finding the Fourth Proportional to 785,321,334.76, 1,177,854,416.22 and 370,797,359.08

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Solution

The fourth proportional to 785,321,334.76, 1,177,854,416.22 and 370,797,359.08 is: 556,135,797.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    785,321,334.76 : 1,177,854,416.22 = 370,797,359.08 : x
  2. Step 2: Convert to fraction form
    785,321,334.76/1,177,854,416.22 = 370,797,359.08/x
  3. Step 3: Cross multiply
    785,321,334.76x = 1,177,854,416.22 × 370,797,359.08
  4. Step 4: Simplify right side
    785,321,334.76x = 436,745,306,915,091,136
  5. Step 5: Solve for x
    x = 436,745,306,915,091,136/785,321,334.76
  6. Step 6: Final answer
    x = 556,135,797.65

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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.