Home / 553,811,059.76-764,494,584.55-345,070,335.18

Finding the Fourth Proportional to 553,811,059.76, 764,494,584.55 and 345,070,335.18

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Solution

The fourth proportional to 553,811,059.76, 764,494,584.55 and 345,070,335.18 is: 476,343,687.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    553,811,059.76 : 764,494,584.55 = 345,070,335.18 : x
  2. Step 2: Convert to fraction form
    553,811,059.76/764,494,584.55 = 345,070,335.18/x
  3. Step 3: Cross multiply
    553,811,059.76x = 764,494,584.55 × 345,070,335.18
  4. Step 4: Simplify right side
    553,811,059.76x = 263,804,402,530,233,824
  5. Step 5: Solve for x
    x = 263,804,402,530,233,824/553,811,059.76
  6. Step 6: Final answer
    x = 476,343,687.76

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.