Home / 553,811,059.01-764,494,583.51-345,070,334.43

Finding the Fourth Proportional to 553,811,059.01, 764,494,583.51 and 345,070,334.43

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Solution

The fourth proportional to 553,811,059.01, 764,494,583.51 and 345,070,334.43 is: 476,343,686.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    553,811,059.01 : 764,494,583.51 = 345,070,334.43 : x
  2. Step 2: Convert to fraction form
    553,811,059.01/764,494,583.51 = 345,070,334.43/x
  3. Step 3: Cross multiply
    553,811,059.01x = 764,494,583.51 × 345,070,334.43
  4. Step 4: Simplify right side
    553,811,059.01x = 263,804,401,601,719,264
  5. Step 5: Solve for x
    x = 263,804,401,601,719,264/553,811,059.01
  6. Step 6: Final answer
    x = 476,343,686.73

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Why These Related Problems?

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