Home / 553,811,059.10-764,494,583.64-345,070,334.52

Finding the Fourth Proportional to 553,811,059.10, 764,494,583.64 and 345,070,334.52

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Solution

The fourth proportional to 553,811,059.10, 764,494,583.64 and 345,070,334.52 is: 476,343,686.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    553,811,059.10 : 764,494,583.64 = 345,070,334.52 : x
  2. Step 2: Convert to fraction form
    553,811,059.10/764,494,583.64 = 345,070,334.52/x
  3. Step 3: Cross multiply
    553,811,059.10x = 764,494,583.64 × 345,070,334.52
  4. Step 4: Simplify right side
    553,811,059.10x = 263,804,401,714,092,352
  5. Step 5: Solve for x
    x = 263,804,401,714,092,352/553,811,059.10
  6. Step 6: Final answer
    x = 476,343,686.86

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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.